{
  "vercy": "1.0-draft",
  "publication": {
    "status": "research-draft",
    "adjudicationStatus": "unreviewed",
    "publishableCanonical": false,
    "generatedAt": "2026-09-12T11:19:46Z",
    "providers": [
      "Codex"
    ],
    "breadth": "recalled by Codex without web access - no source was read",
    "missingProviders": [],
    "pass": 2,
    "cost": {
      "grok": {
        "seconds": 16.1,
        "error": "Reading additional input from stdin...\nOpenAI Codex v0.153.4\n--------\nworkdir: R:\\02_PROJECTS\\02_Meta_Models_Platforms\\Ver.cy\\current\\thing-registry-backlog\nmodel: gpt-6-astra\nprovider: openai\napproval: never\nsandbox: read-only\nreasoning effort: none\nreasoning summaries: none\nsession id: 01a09557-0468-74c1-a447-d51d9e20263f\n--------\nuser\nDescribe what is already known about one registered thing. Answer as JSON only, no prose around it.\n\nThing: milarite\nSense to describe: (none recorded)\nDomain code: PHY.MAT\nAlso known as: (none)\n\n\nContext for this batch of 1001 things:\n# Batch 044: 1001 regist",
        "usd": 0.0,
        "recall": true
      },
      "codex": {
        "seconds": 83.3,
        "error": "Reading additional input from stdin...\nOpenAI Codex v0.153.4\n--------\nworkdir: R:\\02_PROJECTS\\02_Meta_Models_Platforms\\Ver.cy\\current\\thing-registry-backlog\nmodel: gpt-6-astra\nprovider: openai\napproval: never\nsandbox: read-only\nreasoning effort: none\nreasoning summaries: none\nsession id: 01a09557-045d-7e92-97a8-271ae599e087\n--------\nuser\nYou are drafting a Vercy meta-model for one registered thing. Answer as JSON only, no prose around it.\n\nThing: milarite\nRegistry id: vr.tr.milarite\nPlane / domain: PHY / PHY.MAT\nRegistry definition: (none recorded)\nNames folded into this entry: (none)\n\n\nContex"
      }
    },
    "enrichment": {
      "pass": 3,
      "engine": "claude",
      "producedAt": "2026-10-06T12:00:00Z",
      "ingestedAt": "2026-10-06T08:52:53+00:00",
      "fields": [
        "agent_conduct",
        "ethics",
        "failure_modes_and_hazards",
        "owners",
        "standards_and_regulation",
        "visual_identification"
      ]
    },
    "gate": {
      "passed": true,
      "version": "1.0",
      "at": "2026-10-07T10:10:30+00:00",
      "evidence": [
        "completeness 1.00",
        "sense: Wikidata description",
        "2 live sources",
        "review by codex: pass"
      ]
    }
  },
  "metaModel": {
    "id": "THING-Q415990",
    "registryId": "vr.tr.milarite",
    "name": "milarite",
    "version": "0.1.0-research.1",
    "entryKind": "thing",
    "family": "Thing Registry",
    "domain": [
      "PHY.MAT"
    ],
    "status": "research-draft"
  },
  "canonicalUrl": "https://ver.cy/models/thing/q415990/",
  "model": {
    "registry_id": "vr.tr.milarite",
    "name": "milarite",
    "purpose": "Enable an agent to identify milarite, evaluate the evidence and condition of a specimen, and select appropriate analysis, preservation or handling actions.",
    "definition": "Milarite is a rare, hexagonal, hydrated potassium-calcium-beryllium-aluminium cyclosilicate mineral with ideal formula KCa2Be2AlSi12O30·H2O and a structure containing double six-membered silicate rings.",
    "scope_statement": "This model owns the mineral-species identity of milarite (vr.tr.milarite, PHY / PHY.MAT), its specimen-level composition, crystal structure, diagnostic observations, geological context and intervention constraints.",
    "in_scope": [
      "Species identification supported by composition and crystallography",
      "Measured composition, substitutions and water content",
      "Optical properties and variation between crystal sectors",
      "Milarite phase abundance, inclusions and attached matrix",
      "Occurrence evidence, specimen condition and treatment history",
      "Suitability for analysis, preservation and dust-generating preparation"
    ],
    "out_of_scope": [
      "The entire milarite mineral group and its other species",
      "Host-rock classification and deposit-scale geological models",
      "Beryllium extraction and industrial refining processes",
      "Finished jewellery design, valuation and trading",
      "Synthetic materials sharing a milarite-type structure without established milarite species identity"
    ],
    "distinguishing_features": [
      "Require agreement between chemistry and diffraction: a milarite-type structure alone does not establish the milarite species.",
      "Compare measured composition against the K-Ca-Be-Al silicate identity; CSIRO records KCa2(Be2AlSi12)O30·H2O, but specimen water content requires separate evidence. [CSIRO mineral record](https://spectroscopy.csiro.au/material/Milarite)",
      "Use diffraction to distinguish visually similar crystals, including beryl and quartz; crystal outline and colour alone are insufficient.",
      "Treat sectorial biaxial optical behaviour as compatible with a milarite identification rather than an automatic rejection: it was documented alongside hexagonal crystallographic symmetry. [Janeczek, 1986](https://rruff.geo.arizona.edu/doclib/MinMag/Volume_50/50-356-271.pdf)",
      "Resolve the spelling explicitly when importing labels: milarite must not be accepted from a record merely because its name resembles millerite."
    ],
    "characteristics": [
      {
        "name": "Species identification confidence",
        "kind": "state",
        "unit_or_values": "label-only | provisional | analytically supported | disputed",
        "why_it_matters": "Controls whether an agent can treat specimen observations as evidence about milarite."
      },
      {
        "name": "Measured mineral composition",
        "kind": "measurement",
        "unit_or_values": "element or oxide mass %, and atoms per formula unit with normalization basis",
        "why_it_matters": "Tests species assignment and separates substitutions from contamination by adjacent phases."
      },
      {
        "name": "Beryllium determination basis",
        "kind": "category",
        "unit_or_values": "directly measured | calculated by stoichiometry | assumed | unknown",
        "why_it_matters": "Prevents calculated Be from being presented as an independent analytical confirmation."
      },
      {
        "name": "Water content",
        "kind": "measurement",
        "unit_or_values": "mass % H2O or H2O per formula unit, with method and pretreatment",
        "why_it_matters": "Distinguishes measured hydration from the water coefficient printed in a reference formula."
      },
      {
        "name": "Crystal structure determination",
        "kind": "category",
        "unit_or_values": "indexed symmetry, space group, reference structure and refinement confidence",
        "why_it_matters": "Supports mineral identification and assessment of structural changes."
      },
      {
        "name": "Unit-cell dimensions",
        "kind": "measurement",
        "unit_or_values": "angstroms for cell lengths; degrees for angles; temperature and uncertainty required",
        "why_it_matters": "Enables comparison with identified reference crystals under stated conditions."
      },
      {
        "name": "Optical response",
        "kind": "measurement",
        "unit_or_values": "refractive indices and birefringence, dimensionless; optic axial angle in degrees; wavelength and sector recorded",
        "why_it_matters": "Retains diagnostic observations without flattening sector-dependent behaviour into one value."
      },
      {
        "name": "Milarite phase abundance",
        "kind": "measurement",
        "unit_or_values": "mass % or volume %, with method and detection limit",
        "why_it_matters": "Distinguishes mineral purity from the overall composition of a matrix-bearing specimen."
      },
      {
        "name": "Geological association",
        "kind": "relation",
        "unit_or_values": "linked locality, host rock, associated phases and observed contact relationships",
        "why_it_matters": "Supports provenance and formation interpretations without using locality as proof of identity."
      },
      {
        "name": "Preparation and condition",
        "kind": "state",
        "unit_or_values": "intact | fractured | matrix-bound | powdered | mounted | treated; multiple values permitted",
        "why_it_matters": "Determines which observations remain representative and which interventions need further assessment."
      }
    ],
    "affordances": [
      "Compare diffraction and chemistry with authenticated milarite references and record unresolved alternatives.",
      "Select analyses that distinguish measured Be and water from calculated formula components.",
      "Map optical sectors and chemical variation within a crystal.",
      "Separate milarite observations from inclusions, coatings and attached matrix.",
      "Evaluate sampling, cleaning or heating against preservation objectives and available evidence.",
      "Route cutting or pulverization through an assessment specific to the Be-bearing material and proposed operation."
    ],
    "agent_conduct": {
      "may": [
        "Identify a specimen as milarite from documented analysis and locality.",
        "Describe it as a rare beryllium-bearing silicate mineral."
      ],
      "must_not": [
        "Label a hexagonal crystal as milarite without analysis.",
        "Recommend cutting, grinding or polishing it without dust control, since it contains beryllium.",
        "Invent or alter a specimen's locality to raise its value.",
        "Remove specimens from protected geological sites."
      ],
      "requires_human": [
        "Destructive testing or cutting of a specimen.",
        "Collecting at a site that may be protected or privately owned."
      ]
    },
    "ethics": {
      "considerations": [
        "Beryllium dust is harmful to lungs, so working the mineral puts workers at risk.",
        "Rare specimens are scientific records and should not be damaged or misattributed."
      ],
      "affected_parties": [
        "Collectors and lapidaries",
        "Researchers",
        "Owners of collecting sites"
      ]
    },
    "owners": {
      "steward": "The collector or museum that holds the specimen.",
      "master_systems": [
        "Museum mineral collection catalogues",
        "Mineral species databases"
      ]
    },
    "visual_identification": [
      "Hexagonal prismatic crystals, colourless, pale green or yellow, with glassy lustre.",
      "Often in alpine cleft or granitic pegmatite settings.",
      "Identity is settled by chemical analysis and X-ray diffraction."
    ],
    "failure_modes_and_hazards": [
      "Beryllium-bearing dust released by cutting or grinding.",
      "Misidentification with similar hexagonal minerals."
    ],
    "standards_and_regulation": [
      "Mineral nomenclature approved by the Commission on New Minerals, Nomenclature and Classification, International Mineralogical Association."
    ],
    "what_it_is_for": [
      "Milarite is encountered in mineral collections and geological investigations of pegmatites and mineralized cavities.",
      "Its identification supports studies of mineral associations, crystal chemistry and the conditions under which rocks formed.",
      "Specimens are also used for mineralogical teaching and reference collections."
    ]
  },
  "sources": [
    {
      "id": "wikidata",
      "title": "Wikidata item Q415990: milarite",
      "url": "https://www.wikidata.org/wiki/Q415990",
      "url_status": "live",
      "what_it_supports": "identity and sense of the item",
      "checked_by": "wikidata-api"
    },
    {
      "id": "wikipedia-en",
      "title": "Wikipedia: Milarite",
      "url": "https://en.wikipedia.org/wiki/Milarite",
      "url_status": "live",
      "what_it_supports": "general description of the item",
      "checked_by": "wikidata-api sitelink"
    }
  ],
  "structure": {
    "bundles": [
      {
        "id": "milarite-species-identification",
        "name": "Milarite species identification",
        "description": "Establish whether the registered name applies to the examined mineral phase.",
        "rationale": "Similar crystal appearance and shared structural families do not establish species identity.",
        "layers": [
          {
            "id": "name-and-species-boundary",
            "name": "Name and species boundary",
            "description": "Resolve labels and separate milarite from group-level or similarly spelled names.",
            "findings": [
              {
                "id": "label-resolution",
                "name": "Label resolution",
                "description": "Record what the original identification actually names and the evidence supporting that interpretation.",
                "questions": [
                  {
                    "text": "Does the original record identify milarite as a species, a milarite-group mineral or an uncertain visual identification?",
                    "kind": "definition",
                    "id": "label-resolution-q01"
                  },
                  {
                    "text": "What original label or analytical record rules out a transcription error involving millerite?",
                    "kind": "provenance",
                    "id": "label-resolution-q02"
                  }
                ]
              }
            ]
          },
          {
            "id": "analytical-identification",
            "name": "Analytical identification",
            "description": "Join structural and chemical evidence at the same sampling location.",
            "findings": [
              {
                "id": "convergent-species-evidence",
                "name": "Convergent species evidence",
                "description": "Require compatible observations and retain plausible competing identifications.",
                "questions": [
                  {
                    "text": "Which authenticated diffraction reference matches the examined phase, and which peaks remain unexplained?",
                    "kind": "measurement",
                    "id": "convergent-species-evidence-q01"
                  },
                  {
                    "text": "Does chemistry from that same phase support milarite rather than another mineral with a related structure?",
                    "kind": "boundary",
                    "id": "convergent-species-evidence-q02"
                  },
                  {
                    "text": "What additional observation would distinguish the remaining candidate minerals?",
                    "kind": "action",
                    "id": "convergent-species-evidence-q03"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "composition-and-hydration",
        "name": "Composition and hydration",
        "description": "Represent actual mineral chemistry separately from ideal formula conventions.",
        "rationale": "Species interpretation depends on composition, while unmeasured Be and water can make an apparently complete formula misleading.",
        "layers": [
          {
            "id": "cation-analysis",
            "name": "Cation analysis",
            "description": "Record analytical coverage and the calculation basis for formula components.",
            "findings": [
              {
                "id": "measured-versus-calculated-composition",
                "name": "Measured versus calculated composition",
                "description": "Keep direct analyses distinct from inferred occupancies; a published milarite investigation estimated Be from charge balance rather than measuring it. [Janeczek, 1986](https://rruff.geo.arizona.edu/doclib/MinMag/Volume_50/50-356-271.pdf)",
                "questions": [
                  {
                    "text": "Which of K, Ca, Be, Al, Si and minor constituents were directly measured, using what methods and detection limits?",
                    "kind": "measurement",
                    "id": "measured-versus-calculated-composition-q01"
                  },
                  {
                    "text": "Which normalization, charge-balance or site-occupancy assumptions produced the reported formula?",
                    "kind": "provenance",
                    "id": "measured-versus-calculated-composition-q02"
                  }
                ]
              }
            ]
          },
          {
            "id": "water-and-spatial-variation",
            "name": "Water and spatial variation",
            "description": "Resolve water evidence and compositional variation within the sampled mineral.",
            "findings": [
              {
                "id": "specimen-hydration-evidence",
                "name": "Specimen hydration evidence",
                "description": "Treat the water coefficient as a supported specimen property or an explicitly identified reference convention.",
                "questions": [
                  {
                    "text": "What measurement distinguishes structurally associated water from surface moisture or hydrous inclusions?",
                    "kind": "measurement",
                    "id": "specimen-hydration-evidence-q01"
                  },
                  {
                    "text": "Was the reported water coefficient measured on this specimen or adopted from a reference formula?",
                    "kind": "provenance",
                    "id": "specimen-hydration-evidence-q02"
                  },
                  {
                    "text": "Do spatially resolved analyses reveal differences that a bulk formula would conceal?",
                    "kind": "measurement",
                    "id": "specimen-hydration-evidence-q03"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "crystal-and-optical-state",
        "name": "Crystal and optical state",
        "description": "Connect diffraction, optical observations and internal crystal variation.",
        "rationale": "Milarite identification must accommodate optical anomalies without assigning an unsupported structural explanation.",
        "layers": [
          {
            "id": "diffraction-and-reference-conditions",
            "name": "Diffraction and reference conditions",
            "description": "Compare structural measurements under documented experimental and treatment conditions.",
            "findings": [
              {
                "id": "structural-reference-fit",
                "name": "Structural reference fit",
                "description": "Preserve the actual indexed pattern, cell parameters and uncertainty behind a structural assignment.",
                "questions": [
                  {
                    "text": "What cell parameters and symmetry are supported by the measured diffraction data?",
                    "kind": "measurement",
                    "id": "structural-reference-fit-q01"
                  },
                  {
                    "text": "Were the specimen and reference examined at comparable temperatures and hydration states?",
                    "kind": "boundary",
                    "id": "structural-reference-fit-q02"
                  }
                ]
              }
            ]
          },
          {
            "id": "sector-resolved-optics",
            "name": "Sector-resolved optics",
            "description": "Locate optical observations within the crystal rather than assigning every sector one response.",
            "findings": [
              {
                "id": "optical-anomaly-interpretation",
                "name": "Optical anomaly interpretation",
                "description": "Record sector boundaries and optical anomalies while leaving their mechanism open when evidence is insufficient.",
                "questions": [
                  {
                    "text": "What refractive indices, birefringence and optic axial angles were observed at the stated wavelength and orientation?",
                    "kind": "measurement",
                    "id": "optical-anomaly-interpretation-q01"
                  },
                  {
                    "text": "Do anomalous optical regions coincide with chemical variation, growth sectors, cracks or inclusions?",
                    "kind": "measurement",
                    "id": "optical-anomaly-interpretation-q02"
                  },
                  {
                    "text": "What evidence would distinguish strain-related behaviour from a separate mineral phase?",
                    "kind": "boundary",
                    "id": "optical-anomaly-interpretation-q03"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "occurrence-and-phase-context",
        "name": "Occurrence and phase context",
        "description": "Place the identified milarite within its specimen and geological setting.",
        "rationale": "Host material and inclusions affect analysis, while formation interpretations require evidence beyond a locality name.",
        "layers": [
          {
            "id": "documented-occurrence",
            "name": "Documented occurrence",
            "description": "Connect specimen provenance with observed geological relationships.",
            "findings": [
              {
                "id": "occurrence-evidence",
                "name": "Occurrence evidence",
                "description": "Separate documented field context from dealer attribution and later geological interpretation.",
                "questions": [
                  {
                    "text": "What field, collection or publication record connects this specimen to its claimed locality and host material?",
                    "kind": "provenance",
                    "id": "occurrence-evidence-q01"
                  },
                  {
                    "text": "Which observed contacts or overgrowths constrain the crystallization sequence involving milarite?",
                    "kind": "measurement",
                    "id": "occurrence-evidence-q02"
                  }
                ]
              }
            ]
          },
          {
            "id": "phase-purity-and-inclusions",
            "name": "Phase purity and inclusions",
            "description": "Define the boundary between milarite and the other materials present.",
            "findings": [
              {
                "id": "representative-analysis-volume",
                "name": "Representative analysis volume",
                "description": "Identify whether an observation represents milarite, an inclusion or a mixed analytical volume.",
                "questions": [
                  {
                    "text": "Which inclusions, coatings and matrix phases intersect the analyzed area or volume?",
                    "kind": "boundary",
                    "id": "representative-analysis-volume-q01"
                  },
                  {
                    "text": "What milarite phase fraction is supported, and is it expressed by mass or volume?",
                    "kind": "measurement",
                    "id": "representative-analysis-volume-q02"
                  },
                  {
                    "text": "Where can a representative milarite measurement be made with acceptable specimen loss?",
                    "kind": "action",
                    "id": "representative-analysis-volume-q03"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "preservation-and-preparation",
        "name": "Preservation and preparation",
        "description": "Evaluate interventions on a Be-bearing mineral whose condition and analytical history matter.",
        "rationale": "Sampling, heating and cleaning can change the evidence available from a specimen and require operation-specific decisions.",
        "layers": [
          {
            "id": "condition-and-treatment-effects",
            "name": "Condition and treatment effects",
            "description": "Record damage and treatment before selecting preservation or analytical actions.",
            "findings": [
              {
                "id": "intervention-compatibility",
                "name": "Intervention compatibility",
                "description": "Judge proposed treatments against the specimen's cracks, inclusions, mounts and research value.",
                "questions": [
                  {
                    "text": "What fractures, surface alterations, adhesives or previous cleaning treatments are documented?",
                    "kind": "measurement",
                    "id": "intervention-compatibility-q01"
                  },
                  {
                    "text": "What milarite-specific evidence supports the proposed cleaning agent or heating conditions?",
                    "kind": "action",
                    "id": "intervention-compatibility-q02"
                  },
                  {
                    "text": "Which observations must be recorded before treatment could alter hydration, optics or surface evidence?",
                    "kind": "action",
                    "id": "intervention-compatibility-q03"
                  }
                ]
              }
            ]
          },
          {
            "id": "beryllium-bearing-preparation",
            "name": "Beryllium-bearing preparation",
            "description": "Connect preparation decisions to material form and applicable evidence without inventing a mineral-specific hazard classification.",
            "findings": [
              {
                "id": "operation-specific-handling-basis",
                "name": "Operation-specific handling basis",
                "description": "Require a documented basis for preparation decisions, distinguishing intact specimens from generated particulate material.",
                "questions": [
                  {
                    "text": "Will the proposed operation create airborne particles, liquid residues or chemically transformed Be-bearing material?",
                    "kind": "action",
                    "id": "operation-specific-handling-basis-q01"
                  },
                  {
                    "text": "Which verified assessment covers this material form, process and jurisdiction?",
                    "kind": "provenance",
                    "id": "operation-specific-handling-basis-q02"
                  },
                  {
                    "text": "Can the identification objective be met with an intact-specimen method before cutting or pulverization is considered?",
                    "kind": "action",
                    "id": "operation-specific-handling-basis-q03"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "evidence-and-external-alignment",
        "name": "Evidence and external alignment",
        "description": "What the world already says about this thing, gathered so the model can be checked against it.",
        "rationale": "A model that cannot be lined up against existing standards, identifiers and practice cannot be adopted by anyone who already uses them.",
        "layers": [
          {
            "id": "reported-evidence",
            "name": "Reported evidence",
            "description": "Findings from the breadth pass, kept separate from the structural claims.",
            "findings": [
              {
                "id": "evidence-confidence-notes",
                "name": "Check these first",
                "description": "Recalled without web access and unsourced; every item is a lead to verify.",
                "evidence": [
                  "Check the ideal formula, water occupancy and accepted compositional substitutions against an authoritative mineralogical reference.",
                  "Hardness and density are recalled approximate values, not specimen-specific measurements.",
                  "No sources were consulted; formal identifiers and hazard classifications require verification."
                ],
                "questions": [
                  {
                    "id": "evidence-confidence-notes-q01",
                    "text": "Which of these check these first hold for the sense of milarite this model covers, and on what evidence?",
                    "kind": "provenance"
                  }
                ]
              },
              {
                "id": "evidence-identifiers",
                "name": "Identifiers and schemes",
                "description": "Recalled without web access and unsourced; every item is a lead to verify.",
                "evidence": [
                  {
                    "scheme": "Mineral species name",
                    "value_or_pattern": "milarite",
                    "note": "Distinguishes the individual mineral species from the broader milarite group."
                  }
                ],
                "questions": [
                  {
                    "id": "evidence-identifiers-q01",
                    "text": "Which of these identifiers and schemes hold for the sense of milarite this model covers, and on what evidence?",
                    "kind": "provenance"
                  }
                ]
              },
              {
                "id": "evidence-real-world-use",
                "name": "Real-world use",
                "description": "Recalled without web access and unsourced; every item is a lead to verify.",
                "evidence": [
                  "Collected as mineral specimens.",
                  "Studied in mineralogical and crystallographic research.",
                  "Occasionally cut as a collector's gemstone."
                ],
                "questions": [
                  {
                    "id": "evidence-real-world-use-q01",
                    "text": "Which of these real-world use hold for the sense of milarite this model covers, and on what evidence?",
                    "kind": "provenance"
                  }
                ]
              },
              {
                "id": "evidence-measurements",
                "name": "Typical measurements",
                "description": "Recalled without web access and unsourced; every item is a lead to verify.",
                "evidence": [
                  {
                    "quantity": "Mohs hardness",
                    "typical_range": "5.5-6",
                    "unit": "Mohs"
                  },
                  {
                    "quantity": "Density",
                    "typical_range": "approximately 2.5-2.6",
                    "unit": "g/cm³"
                  }
                ],
                "questions": [
                  {
                    "id": "evidence-measurements-q01",
                    "text": "Which of these typical measurements hold for the sense of milarite this model covers, and on what evidence?",
                    "kind": "provenance"
                  }
                ]
              },
              {
                "id": "evidence-failure-modes-and-hazards",
                "name": "Failure modes and hazards",
                "description": "Recalled without web access and unsourced; every item is a lead to verify.",
                "evidence": [
                  "Brittle crystals can fracture during handling or cutting.",
                  "Beryllium content warrants checking mineral-specific dust hazards before grinding; composition alone does not establish a formal hazard classification."
                ],
                "questions": [
                  {
                    "id": "evidence-failure-modes-and-hazards-q01",
                    "text": "Which of these failure modes and hazards hold for the sense of milarite this model covers, and on what evidence?",
                    "kind": "provenance"
                  }
                ]
              },
              {
                "id": "evidence-neighbours",
                "name": "Neighbouring kinds and how to tell them apart",
                "description": "Recalled without web access and unsourced; every item is a lead to verify.",
                "evidence": [
                  {
                    "name": "Milarite group",
                    "difference": "The group includes multiple structurally related mineral species; milarite is one species with its own characteristic composition."
                  },
                  {
                    "name": "Beryl",
                    "difference": "Beryl has ideal formula Be3Al2Si6O18 and single six-membered silicate rings, whereas milarite contains essential potassium and calcium and double six-membered rings."
                  }
                ],
                "questions": [
                  {
                    "id": "evidence-neighbours-q01",
                    "text": "Which of these neighbouring kinds and how to tell them apart hold for the sense of milarite this model covers, and on what evidence?",
                    "kind": "provenance"
                  }
                ]
              }
            ]
          }
        ]
      }
    ]
  },
  "openQuestions": [
    "Which current authoritative species definition and compositional boundary rules should govern borderline milarite-group specimens?",
    "How should differing published water coefficients be reconciled with measured occupancy, formula normalization and specimen treatment?",
    "Which reference diffraction and spectroscopic datasets provide sufficiently documented specimens for reliable automated identification?",
    "What evidence establishes the causes of optical anomalies in the particular specimen, rather than extrapolating from one locality?",
    "Which experimentally supported treatment limits, chemical identifiers and handling classifications apply specifically to natural milarite in each relevant material form?"
  ],
  "statistics": {
    "bundles": 6,
    "layers": 11,
    "findings": 16,
    "questions": 32
  }
}
