CaCO3 — MIM

Ontology mapping

Primary identifier: CHEBI:3311
Ontology label: calcium carbonate
kg-microbe node: CHEBI:3311

Nutritional roles

Role
MINERAL_SOURCE
Confidence
1.0
Evidence
- Reference text
  CultureMech database (245 occurrences as 'Mineral source, Protective agent')
  Reference type
  DATABASE_ENTRY
  Url
  https://github.com/CultureBotAI/CultureMech
  Excerpt
  Role: Mineral source, Protective agent; Properties: Defined component, Inorganic compound, Simple co
  Curator note
  Widespread use in media formulations (245 occurrences). High confidence based on 'Defined component' property.

Synonyms (19)

Synonym	Type	Source
(if required)	RAW_TEXT	CultureMech
Role: Mineral source, Protective agent; Properties: Defined component, Inorganic compound, Simple co	RAW_TEXT	CultureMech
Role: Mineral source, Protective agent; Properties: Defined component, Simple component, Inorganic c	RAW_TEXT	CultureMech
Role: Mineral source, Protective agent; Properties: Inorganic compound, Defined component, Simple co	RAW_TEXT	CultureMech
Calcium Carbonate	EXACT_SYNONYM	kg_microbe
CaCO3(Fisher C 64)	RAW_TEXT	unmapped_duplicate_review_2026_05_11
CaCO3(optional) (Fisher C 64)	RAW_TEXT	unmapped_duplicate_review_2026_05_11
CaCO3(optional)(Fisher C 64)	RAW_TEXT	unmapped_duplicate_review_2026_05_11
Calciumcarbonat	EXACT_SYNONYM	kg_microbe
E 170	EXACT_SYNONYM	kg_microbe
Kalziumkarbonat	EXACT_SYNONYM	kg_microbe
Precipitated calcium carbonate	EXACT_SYNONYM	kg_microbe
calcium carbonate (1:1)	EXACT_SYNONYM	kg_microbe
calcium trioxidocarbonate	EXACT_SYNONYM	kg_microbe
carbonate de calcium	EXACT_SYNONYM	kg_microbe
carbonato de calcio	EXACT_SYNONYM	kg_microbe
carbonic acid calcium salt (1:1)	EXACT_SYNONYM	kg_microbe
kohlensaurer Kalk	EXACT_SYNONYM	kg_microbe
Role: Protective agent, Mineral source; Properties: Simple component, Inorganic compound, Defined co	RAW_TEXT	CultureMech

Rejected enrichment labels (1)

Provenance-only candidates: these are not synonyms and do not resolve to this record.

Rejected label	Disposition	Source	Occurrences
Optional ingredient	REJECTED_LABEL	CultureMech

Chemical properties

Cas rn: 471-34-1
Data source: PubChem API
Retrieval date: 2026-04-05T19:51:18.743136+00:00
Molecular formula: CO3.Ca
Inchi: InChI=1S/CH2O3.Ca/c2-1(3)4;/h(H2,2,3,4);/q;+2/p-2
Smiles: O=C([O-])[O-].[Ca+2]

Evidence (1)

DATABASE_MATCH via CultureMech

Imported from CultureMech pipeline, quality=DIRECT_MATCH

Occurrence statistics

Total occurrences: 320
Distinct media: 320

Curation history

Timestamp	Curator	Action	New status	Changes
2026-03-09T06:54:18.022301+00:00	import_from_culturemech	IMPORTED	MAPPED	Initial import from CultureMech pipeline
2026-04-05T19:51:18.743162+00:00	fetch_cas_rn_from_pubchem	ADDED_CAS_RN	MAPPED	Added CAS-RN:471-34-1 from PubChem API via name lookup (CaCO3)
2026-04-05T21:48:44.804088+00:00	fetch_cas_rn_from_culturebot_csv	ADDED_CAS_RN	MAPPED	Added CAS-RN:471-34-1 from CultureBotHT compounds_to_cas.csv (matched: Calcium carbonate)
2026-04-05T21:48:44.805795+00:00	fetch_cas_rn_from_culturebot_csv	ADDED_CAS_RN	MAPPED	Added CAS-RN:471-34-1 from CultureBotHT compounds_to_cas.csv (matched: Calcium Carbonate)
2026-04-18T00:00:00+00:00	cbclaw_kg_microbe_sweep LLM	ADDED_SYNONYMS	MAPPED	Added 11 synonyms from kg-microbe P4.4 enrichment: Calcium Carbonate, Calciumcarbonat, E 170, Kalziumkarbonat, Precipitated calcium carbonate, ... (6 more)
2026-04-18T00:00:00+00:00	cbclaw_kg_microbe_sweep LLM	ADDED_SYNONYMS	MAPPED	Added 11 synonyms from kg-microbe P4.4 enrichment: CaCO3, Calciumcarbonat, E 170, Kalziumkarbonat, Precipitated calcium carbonate, ... (6 more)
2026-04-19T07:39:23.955331+00:00	audit_mim_merge	MERGED_FROM_DUPLICATES	MAPPED	Absorbed 2 duplicate MIM record(s) into this one: Calcium_Carbonate.yaml, Calcium_Carbonate_2.yaml. Synonyms, curation_history, and occurrence counts were unioned/summed; winner selected by highest occurrence count with preferred_term readability tie-break.
2026-05-01T07:35:32.530902+00:00	auto_classify_ingredient_type	AUTO_CLASSIFY_INGREDIENT_TYPE		set ingredient_type=SINGLE_INGREDIENT (CHEBI primary)
2026-05-01T08:08:28.351402+00:00	auto_classify_ingredient_type	AUTO_BACKFILL_CHEBI_CHEMISTRY		molecular_formula=CO3.Ca; inchi=InChI=1S/CH2O3.Ca/c2-1(3)4;/h(H2,2,3,4);/q;+2/p-2; smiles=O=C([O-])[O-].[Ca+2]
2026-05-02T03:12:12.993551+00:00	auto_classify_ingredient_type	AUTO_CLASSIFY_INGREDIENT_TYPE		set ingredient_type=SINGLE_INGREDIENT (chemical structure populated (molecular_formula))
2026-05-11T04:08:29Z	mediaingredientmech-agentic-curation LLM	MERGED_FROM_UNMAPPED_DUPLICATE	MAPPED	Absorbed duplicate unmapped record Caco.yaml (UNMAPPED_0021); raw synonyms explicitly name CaCO3 and the local mapped CHEBI:3311 record is calcium carbonate.
2026-05-30T00:22:50.427558+00:00	extract_roles_from_synonyms	ANNOTATED		Added media role: MINERAL (confidence: 1.00)
2026-06-09T05:23:46.733439+00:00	correct_stale_ontology_labels.py	CORRECTED		ontology_label 'CaCO3' -> 'calcium carbonate': synced to canonical CHEBI label (preferred_term 'CaCO3' unchanged).
2026-07-20T00:00:00+00:00	migrate_media_roles_to_facets	ANNOTATED		Migrated legacy media_roles to role facets (#128): MINERAL -> nutritional_roles.MINERAL_SOURCE
2026-08-27T03:16:39.518487+00:00	refresh_occurrence_statistics	CORRECTED		occurrence_statistics 62/245 -> 320/320 (media_count/total_occurrences), derived from distinct CultureMech recipe ids in the #337 occurrence table. The prior values came from the importer retired in #453, whose media_count counted a list truncated to 50 examples (#449). [source=ingredient_occurrences.tsv culturemech_rev=15a4da5c08 rows=194137 distinct_recipes=15257]
2026-09-23T06:21:57.619822+00:00	claude LLM	REJECTED_WRONG_FORM_SYNONYMS	MAPPED	Retyped REJECTED_LABEL: 'Optional ingredient' (RAW_TEXT): a CultureMech recipe annotation, not a name of calcium carbonate (#232). The token is kept as provenance only; it must not resolve, be exported, or enter the SSSOM other column.