{"schema":"https://ver.cy/schemas/card/1.0.0","id":"vr.tr.abundance-of-the-chemical-elements","code":"thing-q428867","url":"https://ver.cy/models/thing/q428867/","name":"abundance of the chemical elements","alternateNames":["Common and rare elements on Earth"],"kind":"thing","status":"published","version":"0.2.0-wave.1","language":"en","classifiers":{"family":"Thing Registry","category":"Cross-cutting context","entryKind":"thing","plane":"XCT","domain":["XCT.REL"],"industry":[],"navPath":"","tags":[],"facets":{}},"whatItIs":"The relative amounts of chemical elements in a given environment, such as the universe, the Sun, Earth crust, oceans or the human body; hydrogen and helium dominate the universe, while oxygen and silicon dominate Earth crust.","purpose":"Let an agent handle element abundances by environment, units, data source and interpretation.","scope":{"in":[],"out":[],"boundaries":[]},"distinguishingFeatures":["Relative amounts of elements","Depends on environment","Expressed by mass or number","Explained by nucleosynthesis and geochemistry"],"structure":{"bundles":[{"id":"environment","name":"Environment","description":"Where.","layers":[{"id":"setting","name":"Setting","description":"Universe, crust.","findings":[{"id":"setting-finding","name":"Setting","description":"Environment.","questions":[{"text":"Which environment is the abundance for?","kind":"definition"},{"text":"By mass or by number of atoms?","kind":"definition"}]}]},{"id":"values","name":"Values","description":"Data.","findings":[{"id":"values-finding","name":"Values","description":"Abundance values.","questions":[{"text":"What are the abundances, from which reference compilation?","kind":"provenance"},{"text":"How uncertain are they?","kind":"measurement"}]}]}]},{"id":"origin","name":"Origin","description":"Why.","layers":[{"id":"nucleosynthesis","name":"Nucleosynthesis","description":"Stars and Big Bang.","findings":[{"id":"nucleosynthesis-finding","name":"Nucleosynthesis","description":"Nucleosynthesis.","questions":[{"text":"Which processes produced the element?","kind":"provenance"},{"text":"How certain is it?","kind":"boundary"}]}]},{"id":"geochemistry","name":"Geochemistry","description":"Earth.","findings":[{"id":"geochemistry-finding","name":"Geochemistry","description":"Geochemistry.","questions":[{"text":"Why is the element concentrated or depleted in the crust?","kind":"provenance"},{"text":"Which studies explain it?","kind":"provenance"}]}]}]},{"id":"resources","name":"Resources","description":"Availability.","layers":[{"id":"scarcity","name":"Scarcity","description":"Critical materials.","findings":[{"id":"scarcity-finding","name":"Scarcity","description":"Scarcity.","questions":[{"text":"Is the element considered critical or scarce?","kind":"provenance"},{"text":"According to which list?","kind":"provenance"}]}]},{"id":"recovery","name":"Recovery","description":"Mining and recycling.","findings":[{"id":"recovery-finding","name":"Recovery","description":"Recovery.","questions":[{"text":"How is it extracted or recycled?","kind":"definition"},{"text":"What are the impacts?","kind":"boundary"}]}]}]},{"id":"biology","name":"Biology","description":"Living things.","layers":[{"id":"body","name":"Body","description":"Composition.","findings":[{"id":"body-finding","name":"Body","description":"Human body composition.","questions":[{"text":"What is its abundance in the human body?","kind":"measurement"},{"text":"What role does it play?","kind":"definition"}]}]},{"id":"teaching","name":"Teaching","description":"Charts.","findings":[{"id":"teaching-finding","name":"Teaching","description":"Teaching.","questions":[{"text":"How can abundance charts be explained?","kind":"action"},{"text":"Why are logarithmic scales used?","kind":"definition"}]}]}]}]},"agentConduct":{"may":["Report element abundances with their source and environment.","Explain why abundances differ between the universe, Earth and the body."],"mustNot":["Mix abundances for different environments without saying so.","Use abundance figures to make unfounded claims about mineral resources."],"requiresHuman":["Relying on abundance data for a resource or mining decision."]},"ethics":{"considerations":["Claims about scarce elements drive mining that affects communities and ecosystems.","Accurate data serves science education."],"affectedParties":["Learners","Communities near mines"]},"owners":{"steward":"Nobody owns the concept; it is held in common.","roles":[],"masterSystems":[]},"relations":[{"target":"Q17547084","type":"parent","note":"registry parent class"},{"target":"abundance","type":"related","note":"category"},{"target":"chemical element","type":"related","note":"object"},{"target":"nucleosynthesis","type":"related","note":"origin"},{"target":"mass fraction","type":"related","note":"measure"}],"interaction":{"identity":{"applicability":"required","items":["Vercy registry: vr.tr.abundance-of-the-chemical-elements","Wikidata: Q428867 (https://www.wikidata.org/wiki/Q428867)"]},"properties":{"applicability":"not-applicable","items":[]},"recognition":{"applicability":"optional","items":["Abundances by mass or number","Logarithmic abundance scales","Different environments give different orders","Tables and charts of element proportions."]},"capabilities":{"applicability":"required","items":["look up abundances by environment","compare mass and atom fractions","relate abundance to nucleosynthesis","assess resource scarcity"]},"hazards":{"applicability":"required","items":["Mixing mass and atom fractions","Confusing crustal abundance with availability"]},"interfaces":{"applicability":"required","items":["Reference compilations of solar and crustal abundances"]},"context":{"applicability":"required","items":["Understanding cosmic origins, geology, resources and biology.","cosmic abundance","solar abundance","crustal abundance","ocean abundance","abundance in the human body"]}},"sources":[{"title":"Wikidata item Q428867: abundance of the chemical elements","url":"https://www.wikidata.org/wiki/Q428867","note":"identity and sense of the item"},{"title":"Wikipedia: Abundance of the chemical elements","url":"https://en.wikipedia.org/wiki/Abundance_of_the_chemical_elements","note":"general description of the item"}],"openQuestions":["Should environment abundances be separate entries?","How should reference tables be linked?","How should critical raw materials be linked?"],"resources":{"spec":"/models/things/publications/thing-q428867/spec.json"},"provenance":{"origin":"thing registry research (pass 2)","builtFrom":["models/things/publications/thing-q428867/spec.json"],"providers":["Claude"],"researchStatus":"unreviewed","generatedAt":"2026-09-11T09:19:58Z","builder":"tools/build_cards.py@1.0.0"},"completeness":{"sections":{"classifiers":"filled","whatItIs":"filled","purpose":"filled","distinguishingFeatures":"filled","structure":"filled","agentConduct":"filled","ethics":"filled","owners":"filled","relations":"filled","interaction.identity":"filled","interaction.properties":"not-applicable","interaction.recognition":"filled","interaction.capabilities":"filled","interaction.hazards":"filled","interaction.interfaces":"filled","interaction.context":"filled","sources":"filled"},"notes":{"_gate":"Published through the thing publication gate 1.0 on 2026-10-06T19:52:00+00:00: completeness 1.00; sense: Wikidata description; 2 live sources; review by codex: pass","interaction.properties":"Plane XCT: no invented physical properties."},"score":1.0}}