{
  "vercy": "1.0-draft",
  "publication": {
    "status": "research-draft",
    "adjudicationStatus": "unreviewed",
    "publishableCanonical": false,
    "generatedAt": "2026-09-13T00:18:36Z",
    "providers": [
      "Claude"
    ],
    "breadth": "written by Claude from model knowledge without web access - no source was read, every claim is a lead to verify",
    "pass": 2,
    "wave": 3,
    "engine": "claude"
  },
  "metaModel": {
    "id": "THING-Q1073138",
    "registryId": "vr.tr.carbonate-and-nitrate-class-of-minerals",
    "name": "carbonate and nitrate class of minerals",
    "version": "0.2.0-wave.3",
    "entryKind": "thing",
    "family": "Thing Registry",
    "domain": [
      "PHY.MAT"
    ],
    "status": "research-draft"
  },
  "canonicalUrl": "https://ver.cy/models/thing/q1073138/",
  "model": {
    "registry_id": "vr.tr.carbonate-and-nitrate-class-of-minerals",
    "name": "carbonate and nitrate class of minerals",
    "purpose": "Let an agent explain the carbonate and nitrate mineral class, identify major members and their properties, relay classification, occurrence and uses, and route to entries for specific minerals.",
    "definition": "A class of minerals in the Nickel-Strunz and Dana systems containing the carbonate anion CO3 or the nitrate anion NO3, including rock-forming carbonates such as calcite, aragonite, dolomite and siderite, rarer carbonates such as huntite, nahcolite, alstonite and butschliite, uranium carbonates such as rutherfordine, and nitrates such as nitratine; carbonates form limestone and marble, dissolve in acid with effervescence, and are central to the carbon cycle and to industries from cement to steel.",
    "what_it_is_for": "Not applicable; a mineral class.",
    "affordances": [
      "explain the class and classification",
      "identify major members",
      "relay occurrence and uses",
      "route to specific minerals"
    ],
    "distinguishing_features": [
      "Acid effervescence",
      "Rhombohedral cleavage in calcite group",
      "Rock-forming importance",
      "Water-soluble nitrates"
    ],
    "appearance": "Typically light-coloured crystals or masses, often rhombohedral, effervescing in acid.",
    "visual_identification": [
      "Minerals with carbonate or nitrate anions",
      "Calcite, aragonite, dolomite, siderite, nitratine and rarer species",
      "Silicates, sulfates and phosphates are other anion classes"
    ],
    "physical_properties": [
      {
        "quantity": "calcite hardness",
        "typical_range": "3",
        "unit": "Mohs",
        "note": ""
      },
      {
        "quantity": "Strunz class",
        "typical_range": "5",
        "unit": "number",
        "note": "carbonates and nitrates"
      }
    ],
    "families_and_kinds": [
      "calcite group",
      "aragonite group",
      "dolomite group",
      "hydrous and hydroxyl carbonates such as malachite and azurite",
      "uranyl carbonates such as rutherfordine",
      "rare carbonates such as huntite, nahcolite, alstonite, butschliite and paramarkeyite",
      "nitrates such as nitratine and niter"
    ],
    "related_models": [
      {
        "relation": "is a kind of",
        "target": "mineral",
        "why": "in registry terms"
      },
      {
        "relation": "is a kind of",
        "target": "non-silicate mineral class",
        "why": "in registry terms"
      },
      {
        "relation": "includes",
        "target": "calcite",
        "why": "the most common member"
      },
      {
        "relation": "forms",
        "target": "limestone",
        "why": "and marble"
      }
    ],
    "identifiers": [
      {
        "scheme": "Nickel-Strunz",
        "value_or_pattern": "class 05",
        "note": ""
      },
      {
        "scheme": "Dana",
        "value_or_pattern": "classes 11-18",
        "note": "carbonates and nitrates"
      }
    ],
    "standards_and_regulation": [
      "IMA mineral nomenclature",
      "No regulation of the class"
    ],
    "failure_modes_and_hazards": [
      "Confusing carbonates with similar-looking minerals",
      "Radioactivity of uranyl carbonates",
      "Outdated classifications"
    ],
    "in_scope": [],
    "out_of_scope": [],
    "characteristics": []
  },
  "sources": [],
  "structure": {
    "bundles": [
      {
        "id": "identify",
        "name": "Identify",
        "description": "The class.",
        "rationale": "Science.",
        "layers": [
          {
            "id": "definition",
            "name": "Definition",
            "description": "Definition and classification.",
            "findings": [
              {
                "id": "definition-finding",
                "name": "Definition",
                "description": "Definition.",
                "questions": [
                  {
                    "text": "What defines the carbonate and nitrate class, and how do the Strunz and Dana systems organise it?",
                    "kind": "definition"
                  },
                  {
                    "text": "Is the mineral a carbonate, a nitrate or another class?",
                    "kind": "boundary"
                  }
                ]
              }
            ]
          },
          {
            "id": "members",
            "name": "Members",
            "description": "Members.",
            "findings": [
              {
                "id": "members-finding",
                "name": "Members",
                "description": "Members.",
                "questions": [
                  {
                    "text": "What are the major and rare members, and how are they identified?",
                    "kind": "definition"
                  },
                  {
                    "text": "Which entry fits the specific mineral?",
                    "kind": "action"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "nature",
        "name": "Nature",
        "description": "Occurrence and processes.",
        "rationale": "Science.",
        "layers": [
          {
            "id": "occurrence",
            "name": "Occurrence",
            "description": "Occurrence.",
            "findings": [
              {
                "id": "occurrence-finding",
                "name": "Occurrence",
                "description": "Occurrence.",
                "questions": [
                  {
                    "text": "Where do carbonates and nitrates form, from marine sediments to evaporites and caves?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Which entry fits the specific environment?",
                    "kind": "action"
                  }
                ]
              }
            ]
          },
          {
            "id": "cycle",
            "name": "Cycle",
            "description": "Carbon cycle.",
            "findings": [
              {
                "id": "cycle-finding",
                "name": "Cycle",
                "description": "Cycle.",
                "questions": [
                  {
                    "text": "What role do carbonate minerals play in the carbon cycle and climate, with sources?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Which sources are cited?",
                    "kind": "provenance"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "use",
        "name": "Use",
        "description": "Uses.",
        "rationale": "Industry.",
        "layers": [
          {
            "id": "industry",
            "name": "Industry",
            "description": "Industrial uses.",
            "findings": [
              {
                "id": "industry-finding",
                "name": "Industry",
                "description": "Industry.",
                "questions": [
                  {
                    "text": "How are carbonates used in cement, lime, steel, glass and agriculture?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Which references are standard?",
                    "kind": "provenance"
                  }
                ]
              }
            ]
          },
          {
            "id": "other",
            "name": "Other",
            "description": "Nitrates and gems.",
            "findings": [
              {
                "id": "other-finding",
                "name": "Other",
                "description": "Other.",
                "questions": [
                  {
                    "text": "How have nitrate minerals been used, and which carbonates are ornamental stones?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Which entry fits nitratine?",
                    "kind": "action"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "context",
        "name": "Context",
        "description": "Study and history.",
        "rationale": "Context.",
        "layers": [
          {
            "id": "study",
            "name": "Study",
            "description": "Methods.",
            "findings": [
              {
                "id": "study-finding",
                "name": "Study",
                "description": "Study.",
                "questions": [
                  {
                    "text": "How are carbonate minerals analysed and distinguished in the field and lab?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Which entry fits mineralogy?",
                    "kind": "action"
                  }
                ]
              }
            ]
          },
          {
            "id": "history",
            "name": "History",
            "description": "History.",
            "findings": [
              {
                "id": "history-finding",
                "name": "History",
                "description": "History.",
                "questions": [
                  {
                    "text": "How did the study of carbonates develop, and how are new species such as paramarkeyite approved?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Which entry fits the International Mineralogical Association?",
                    "kind": "action"
                  }
                ]
              }
            ]
          }
        ]
      }
    ]
  },
  "openQuestions": [
    "Should calcite, aragonite and dolomite be the primary linked entries?",
    "How should mineral databases be linked?",
    "The registry entry has merged aliases naming specific rare species; should they be split off?"
  ],
  "statistics": {
    "bundles": 4,
    "layers": 8,
    "findings": 8,
    "questions": 16
  }
}