{
  "vercy": "1.0-draft",
  "publication": {
    "status": "research-draft",
    "adjudicationStatus": "unreviewed",
    "publishableCanonical": false,
    "generatedAt": "2026-09-12T11:03:42Z",
    "providers": [
      "Codex"
    ],
    "breadth": "recalled by Codex without web access - no source was read",
    "missingProviders": [],
    "pass": 2,
    "cost": {
      "grok": {
        "seconds": 16.3,
        "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: 01a09548-915f-7de0-affa-dffa920b5bf9\n--------\nuser\nDescribe what is already known about one registered thing. Answer as JSON only, no prose around it.\n\nThing: ludlamite\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 regis",
        "usd": 0.0,
        "recall": true
      },
      "codex": {
        "seconds": 66.4,
        "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: 01a09548-916c-71b0-91da-d3d9ecf17272\n--------\nuser\nYou are drafting a Vercy meta-model for one registered thing. Answer as JSON only, no prose around it.\n\nThing: ludlamite\nRegistry id: vr.tr.ludlamite\nPlane / domain: PHY / PHY.MAT\nRegistry definition: (none recorded)\nNames folded into this entry: (none)\n\n\nCont"
      }
    },
    "enrichment": {
      "pass": 3,
      "engine": "claude",
      "producedAt": "2026-10-06T12:00:00Z",
      "ingestedAt": "2026-10-06T08:54:05+00:00",
      "fields": [
        "agent_conduct",
        "ethics",
        "failure_modes_and_hazards",
        "owners",
        "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-Q3839062",
    "registryId": "vr.tr.ludlamite",
    "name": "ludlamite",
    "version": "0.1.0-research.1",
    "entryKind": "thing",
    "family": "Thing Registry",
    "domain": [
      "PHY.MAT"
    ],
    "status": "research-draft"
  },
  "canonicalUrl": "https://ver.cy/models/thing/q3839062/",
  "model": {
    "registry_id": "vr.tr.ludlamite",
    "name": "ludlamite",
    "purpose": "Enable an agent to identify ludlamite, assess the evidence and condition of a specimen, and select appropriate examination or preservation actions.",
    "definition": "Ludlamite is a monoclinic hydrated iron(II) phosphate mineral with ideal formula Fe₃(PO₄)₂·4H₂O, commonly occurring as green crystals with manganese and magnesium substituting for some iron.",
    "scope_statement": "This model owns the mineral identity of ludlamite (vr.tr.ludlamite, PHY / PHY.MAT), its diagnostic properties, compositional variation, occurrence relationships, and specimen condition.",
    "in_scope": [
      "Mineral species identification and confidence",
      "Iron-bearing phosphate composition, substitutions, and structural water",
      "Crystallographic and physical identification evidence",
      "Ludlamite phase abundance and associated minerals",
      "Specimen alteration, treatment history, and examination constraints"
    ],
    "out_of_scope": [
      "Complete models of associated minerals such as vivianite or triphylite",
      "Deposit-scale geology and mining operations",
      "Industrial manufacture of iron phosphate products",
      "Collection ownership, valuation, and commercial transactions",
      "General laboratory instrument operation"
    ],
    "distinguishing_features": [
      "Check compatibility with ideal Fe²⁺₃(PO₄)₂·4H₂O while recording Mg and Mn substitution; elemental composition alone does not establish the mineral species. [Handbook of Mineralogy](https://www.handbookofmineralogy.org/pdfs/ludlamite.pdf)",
      "Require a monoclinic diffraction match; reference space group P2₁/a and strong powder spacings near 3.96, 2.765, and 2.543 Å provide checks beyond green appearance. [Handbook of Mineralogy](https://www.handbookofmineralogy.org/pdfs/ludlamite.pdf)",
      "Use Mohs hardness around 3.5, perfect {001} cleavage, and measured density 3.12-3.19 g/cm³ as supporting tests, not independent proof. [Handbook of Mineralogy](https://www.handbookofmineralogy.org/pdfs/ludlamite.pdf)",
      "Where optical examination is feasible, check biaxial positive behavior; distinguish a measured optical result from identification based on color alone. [Handbook of Mineralogy](https://www.handbookofmineralogy.org/pdfs/ludlamite.pdf)"
    ],
    "characteristics": [
      {
        "name": "Species assignment",
        "kind": "state",
        "unit_or_values": "suspected | supported | confirmed | rejected | unresolved",
        "why_it_matters": "Prevents a supplier label or photograph from being treated as analytical confirmation."
      },
      {
        "name": "Cation composition",
        "kind": "measurement",
        "unit_or_values": "Fe, Mg, Mn atoms per formula unit; normalization and uncertainty recorded",
        "why_it_matters": "Tests compatibility with ludlamite and separates substitution from contamination."
      },
      {
        "name": "Iron oxidation state",
        "kind": "measurement",
        "unit_or_values": "Fe²⁺/total Fe; method and sampled region",
        "why_it_matters": "Distinguishes measured valence from an assumption made when calculating a formula."
      },
      {
        "name": "Structural water evidence",
        "kind": "measurement",
        "unit_or_values": "H₂O per formula unit or mass percent; method and interpretation",
        "why_it_matters": "Separates evidence for hydration from surface moisture or water-bearing impurities."
      },
      {
        "name": "Diffraction agreement",
        "kind": "measurement",
        "unit_or_values": "d-spacings in Å, relative intensities, reference identifier, unmatched peaks",
        "why_it_matters": "Supports phase identification and exposes mixed or altered material."
      },
      {
        "name": "Ludlamite phase fraction",
        "kind": "measurement",
        "unit_or_values": "mass percent if quantified; otherwise qualitative estimate with basis",
        "why_it_matters": "Distinguishes a ludlamite crystal from bulk material merely containing ludlamite."
      },
      {
        "name": "Associated phases",
        "kind": "relation",
        "unit_or_values": "identified mineral, contact relationship, analytical evidence",
        "why_it_matters": "Connects identification and handling decisions to the actual matrix."
      },
      {
        "name": "Surface and crystal condition",
        "kind": "state",
        "unit_or_values": "intact | fractured | coated | visibly changed | treated | unresolved; spatial annotations",
        "why_it_matters": "Supports monitoring and selection of representative analytical locations."
      }
    ],
    "affordances": [
      "Compare a candidate specimen with ludlamite reference diffraction and optical evidence.",
      "Choose a minimally destructive sequence for resolving an uncertain identification.",
      "Map ludlamite crystals separately from matrix, inclusions, and surface coatings.",
      "Evaluate whether composition and hydration measurements describe the same mineral region.",
      "Document condition changes and assess proposed cleaning, sampling, or display actions."
    ],
    "agent_conduct": {
      "may": [
        "Identify ludlamite specimens from documented features and analysis.",
        "Report locality and provenance from the collector's or museum's records.",
        "Describe it as an iron phosphate mineral, citing mineralogical sources."
      ],
      "must_not": [
        "Misstate a specimen's locality or provenance to raise its value.",
        "Collect specimens from protected sites or private land without permission.",
        "Present a similar green mineral as ludlamite without analysis."
      ],
      "requires_human": [
        "Removing specimens from a site or collection.",
        "Selling a specimen with a disputed provenance."
      ]
    },
    "ethics": {
      "considerations": [
        "Collecting can damage sites and deprive others of geological heritage.",
        "Honest provenance protects buyers and science."
      ],
      "affected_parties": [
        "Collectors and buyers",
        "Landowners",
        "Museums"
      ]
    },
    "owners": {
      "steward": "The collector or museum that holds a specimen; landowners and heritage authorities for sites.",
      "master_systems": []
    },
    "visual_identification": [
      "Green crystals, often transparent to translucent.",
      "Found in phosphate-bearing pegmatites and ore deposits.",
      "Confirmation needs analytical testing."
    ],
    "failure_modes_and_hazards": [
      "Specimens can alter in air and lose quality over time.",
      "Damage to sites from careless collecting."
    ],
    "what_it_is_for": [
      "Ludlamite is encountered in mineral collections and geological studies of phosphate-bearing mineral assemblages.",
      "Specimens are examined to establish mineral identity, document associated minerals and interpret their geological setting.",
      "Museum and collection work also considers crystal condition, provenance and preservation needs."
    ],
    "standards_and_regulation": [
      "The Nickel-Strunz mineral classification, published by the International Mineralogical Association, places ludlamite among phosphates containing water without additional anions."
    ]
  },
  "sources": [
    {
      "id": "wikidata",
      "title": "Wikidata item Q3839062: ludlamite",
      "url": "https://www.wikidata.org/wiki/Q3839062",
      "url_status": "live",
      "what_it_supports": "identity and sense of the item",
      "checked_by": "wikidata-api"
    },
    {
      "id": "wikipedia-en",
      "title": "Wikipedia: Ludlamite",
      "url": "https://en.wikipedia.org/wiki/Ludlamite",
      "url_status": "live",
      "what_it_supports": "general description of the item",
      "checked_by": "wikidata-api sitelink"
    }
  ],
  "structure": {
    "bundles": [
      {
        "id": "species-recognition",
        "name": "Species recognition",
        "description": "Establish whether the examined phase warrants the ludlamite name.",
        "rationale": "Green appearance and an iron-phosphate analysis are insufficient without phase-specific evidence.",
        "layers": [
          {
            "id": "identity-evidence",
            "name": "Identity evidence",
            "description": "Connect the registry identity to a particular examined crystal or phase.",
            "findings": [
              {
                "id": "assignment-basis",
                "name": "Assignment basis",
                "description": "Record the evidence behind the ludlamite assignment and its limits.",
                "questions": [
                  {
                    "text": "Is ludlamite the identity of the examined phase, or only a name on the specimen label?",
                    "kind": "definition",
                    "id": "assignment-basis-q01"
                  },
                  {
                    "text": "Which report, reference, and sampled location support the assignment?",
                    "kind": "provenance",
                    "id": "assignment-basis-q02"
                  }
                ]
              }
            ]
          },
          {
            "id": "diagnostic-comparison",
            "name": "Diagnostic comparison",
            "description": "Evaluate structural evidence against competing mineral assignments.",
            "findings": [
              {
                "id": "phase-discrimination",
                "name": "Phase discrimination",
                "description": "Require explicit consideration of alternative phosphate phases and mixed measurements.",
                "questions": [
                  {
                    "text": "Does the complete diffraction pattern support ludlamite, and which peaks remain unexplained?",
                    "kind": "measurement",
                    "id": "phase-discrimination-q01"
                  },
                  {
                    "text": "What evidence excludes vivianite or another phosphate in the analyzed region?",
                    "kind": "boundary",
                    "id": "phase-discrimination-q02"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "composition-and-hydration",
        "name": "Composition and hydration",
        "description": "Describe the chemistry of the identified ludlamite phase without conflating it with bulk specimen chemistry.",
        "rationale": "Substitution, valence assumptions, and water measurements affect interpretation of the mineral formula.",
        "layers": [
          {
            "id": "cation-accounting",
            "name": "Cation accounting",
            "description": "Track measured cations and the assumptions used to calculate a formula.",
            "findings": [
              {
                "id": "formula-support",
                "name": "Formula support",
                "description": "Separate analytical results from normalization choices and inferred oxidation states.",
                "questions": [
                  {
                    "text": "What Fe, Mg, Mn, and P proportions were measured, and how was the formula normalized?",
                    "kind": "measurement",
                    "id": "formula-support-q01"
                  },
                  {
                    "text": "Was ferrous iron measured directly or assumed during charge balancing?",
                    "kind": "measurement",
                    "id": "formula-support-q02"
                  }
                ]
              }
            ]
          },
          {
            "id": "water-and-phase-purity",
            "name": "Water and phase purity",
            "description": "Determine whether hydration evidence belongs to ludlamite rather than its surroundings.",
            "findings": [
              {
                "id": "hydration-attribution",
                "name": "Hydration attribution",
                "description": "Interpret water-related measurements with explicit attention to impurities and analytical changes.",
                "questions": [
                  {
                    "text": "What evidence attributes measured water to the ludlamite structure rather than adsorbed moisture or another phase?",
                    "kind": "measurement",
                    "id": "hydration-attribution-q01"
                  },
                  {
                    "text": "Was phase identity checked before and after any heating used to measure water loss?",
                    "kind": "provenance",
                    "id": "hydration-attribution-q02"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "crystal-and-occurrence-context",
        "name": "Crystal and occurrence context",
        "description": "Relate the examined ludlamite to its physical form and mineral surroundings.",
        "rationale": "Crystal-scale observations guide testing, while documented contacts constrain interpretations of origin.",
        "layers": [
          {
            "id": "physical-expression",
            "name": "Physical expression",
            "description": "Capture physical observations from identified ludlamite regions.",
            "findings": [
              {
                "id": "diagnostic-observations",
                "name": "Diagnostic observations",
                "description": "Keep measured properties distinct from effects of coatings, intergrowths, and damaged surfaces.",
                "questions": [
                  {
                    "text": "Which hardness, cleavage, density, or optical observations were obtained from the identified ludlamite itself?",
                    "kind": "measurement",
                    "id": "diagnostic-observations-q01"
                  },
                  {
                    "text": "Could matrix attachment, a coating, or crystal damage explain disagreement with reference properties?",
                    "kind": "boundary",
                    "id": "diagnostic-observations-q02"
                  }
                ]
              }
            ]
          },
          {
            "id": "mineral-relationships",
            "name": "Mineral relationships",
            "description": "Document locality and textural evidence without treating occurrence as proof of identity.",
            "findings": [
              {
                "id": "formation-context",
                "name": "Formation context",
                "description": "Ludlamite is reported as a hydrothermal alteration product of earlier phosphates under reducing conditions; this is context to test for a specimen. [Handbook of Mineralogy](https://www.handbookofmineralogy.org/pdfs/ludlamite.pdf)",
                "questions": [
                  {
                    "text": "Which locality and collection records establish where this specimen originated?",
                    "kind": "provenance",
                    "id": "formation-context-q01"
                  },
                  {
                    "text": "Do observed contacts support replacement of an earlier phosphate, later overgrowth, or only coexistence?",
                    "kind": "boundary",
                    "id": "formation-context-q02"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "condition-and-intervention",
        "name": "Condition and intervention",
        "description": "Use specimen-specific evidence to guide handling and analytical intervention.",
        "rationale": "Cleavage, structural water, and associated phases make treatment suitability a question requiring evidence.",
        "layers": [
          {
            "id": "condition-tracking",
            "name": "Condition tracking",
            "description": "Record changes without assuming their chemical cause.",
            "findings": [
              {
                "id": "change-attribution",
                "name": "Change attribution",
                "description": "Distinguish fractures, deposits, and visible changes from demonstrated mineral transformation.",
                "questions": [
                  {
                    "text": "What fractures, coatings, or color changes are documented against a dated baseline?",
                    "kind": "measurement",
                    "id": "change-attribution-q01"
                  },
                  {
                    "text": "What analysis would distinguish ludlamite alteration from a change confined to the matrix or coating?",
                    "kind": "action",
                    "id": "change-attribution-q02"
                  }
                ]
              }
            ]
          },
          {
            "id": "examination-and-treatment",
            "name": "Examination and treatment",
            "description": "Match proposed actions to diagnostic need and acceptable specimen loss.",
            "findings": [
              {
                "id": "intervention-selection",
                "name": "Intervention selection",
                "description": "Assess sampling, cleaning, and environmental exposure using the actual specimen and available compatibility evidence.",
                "questions": [
                  {
                    "text": "Can the identification uncertainty be resolved without scratching, cleaving, or powdering the retained crystal?",
                    "kind": "action",
                    "id": "intervention-selection-q01"
                  },
                  {
                    "text": "What evidence supports the proposed liquid, temperature, or mounting method for both ludlamite and its associated phases?",
                    "kind": "action",
                    "id": "intervention-selection-q02"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "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": [
                  "This is a recall-based description; no sources were consulted.",
                  "Check numerical properties and the extent of manganese and magnesium substitution against an authoritative mineral reference.",
                  "Green colour alone is insufficient for identification; chemical analysis and diffraction may be needed."
                ],
                "questions": [
                  {
                    "id": "evidence-confidence-notes-q01",
                    "text": "Which of these check these first hold for the sense of ludlamite 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 and displayed as mineral specimens.",
                  "Studied in phosphate mineralogy and the alteration of phosphate-bearing pegmatites."
                ],
                "questions": [
                  {
                    "id": "evidence-real-world-use-q01",
                    "text": "Which of these real-world use hold for the sense of ludlamite 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": "3-4",
                    "unit": "Mohs scale"
                  },
                  {
                    "quantity": "Density",
                    "typical_range": "Approximately 3.1-3.2",
                    "unit": "g/cm³"
                  }
                ],
                "questions": [
                  {
                    "id": "evidence-measurements-q01",
                    "text": "Which of these typical measurements hold for the sense of ludlamite 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": [
                  "Relatively low hardness makes specimens susceptible to scratching.",
                  "Brittleness and cleavage make crystals vulnerable to breakage during handling."
                ],
                "questions": [
                  {
                    "id": "evidence-failure-modes-and-hazards-q01",
                    "text": "Which of these failure modes and hazards hold for the sense of ludlamite 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": "Vivianite",
                    "difference": "Vivianite has ideal formula Fe₃(PO₄)₂·8H₂O, containing eight waters per formula unit rather than ludlamite's four; crystal-structure analysis distinguishes them reliably."
                  },
                  {
                    "name": "Phosphophyllite",
                    "difference": "Phosphophyllite has ideal formula Zn₂Fe(PO₄)₂·4H₂O and requires zinc as a major constituent, whereas ideal ludlamite contains iron at those metal sites."
                  }
                ],
                "questions": [
                  {
                    "id": "evidence-neighbours-q01",
                    "text": "Which of these neighbouring kinds and how to tell them apart hold for the sense of ludlamite this model covers, and on what evidence?",
                    "kind": "provenance"
                  }
                ]
              }
            ]
          }
        ]
      }
    ]
  },
  "openQuestions": [
    "What authoritative compositional and structural criteria delimit ludlamite from related phases at high Mg or Mn substitution?",
    "What experimentally established temperature, humidity, and oxidation conditions govern ludlamite alteration during storage or analysis?",
    "Which nondestructive spectroscopic references reliably distinguish ludlamite from coexisting hydrated iron phosphates?",
    "Which cleaning agents and mounting materials have documented compatibility with ludlamite specimens?",
    "Which chemical identifiers and hazard records, if any, explicitly apply to mineral ludlamite rather than a generic iron phosphate hydrate?"
  ],
  "statistics": {
    "bundles": 5,
    "layers": 9,
    "findings": 13,
    "questions": 21
  }
}
