{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-13T11:26:59.401Z","identity":{"mine_id":"0400187","name":"Marter-White Mine","status":"Abandoned","status_date":"1988-03-17","mine_type":"Facility","coal_metal":"M","commodity":"Clay, Ceramic, Refractory Mnls.","state":"CA","county":"San Bernardino","nearest_town":"","operator_id":"L07560","operator_name":"Astro Minerals Inc","controller_id":"M06007","controller_name":"Johnson Charles Wayne","district":"M7","office":"San Bernardino CA Field Office","employees":0,"latitude":null,"longitude":null},"coverage":{"contributingSources":3,"registeredSources":20,"sourceRows":6},"relationships":{"schemaVersion":"realm.temporal-relationships.v1","temporalSemantics":{"validTime":{"granularity":"date","bounds":"inclusive","nullStart":"start date not published in the upstream history row","nullEnd":"open-ended in the upstream history row; not independent proof of present control"},"transactionTime":{"observedAt":"2026-10-13T11:19:05.459773+00:00","meaning":"time the checksum-addressed MDRS artifacts were observed by the PostgreSQL ingestion"},"derivation":{"controllerControlsOperator":"intersection of controller and operator valid-time intervals evidenced through this mine","currentIdentity":"current controller and operator are asserted only by the MDRS Mines snapshot"}},"current":{"mine":{"type":"mine","id":"0400187","name":"Marter-White Mine"},"operator":{"type":"operator","id":"L07560","name":"Astro Minerals Inc"},"controller":{"type":"controller","id":"M06007","name":"Johnson Charles Wayne"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"L04621","name":"La Habra Products Inc"},"object":{"type":"mine","id":"0400187","name":"Marter-White Mine"},"validFrom":"1950-01-01","validTo":"1980-10-13","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0400187|L04621|1950-01-01|1980-10-13"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M03725","name":"Kingsland Tod"},"object":{"type":"mine","id":"0400187","name":"Marter-White Mine"},"validFrom":"1950-01-01","validTo":"1980-10-13","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0400187|M03725|1950-01-01|1980-10-13"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M03725","name":"Kingsland Tod"},"object":{"type":"operator","id":"L04621","name":"La Habra Products Inc"},"validFrom":"1950-01-01","validTo":"1980-10-13","current":false,"derived":true,"evidenceMineId":"0400187","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0400187|L04621|1950-01-01|M03725|1950-01-01|129901"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L04622","name":"Marter White Inc"},"object":{"type":"mine","id":"0400187","name":"Marter-White Mine"},"validFrom":"1980-10-14","validTo":"1984-05-23","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0400187|L04622|1980-10-14|1984-05-23"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M03726","name":"Industrial Mineral Products Inc"},"object":{"type":"mine","id":"0400187","name":"Marter-White Mine"},"validFrom":"1980-10-14","validTo":"1984-05-23","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0400187|M03726|1980-10-14|1984-05-23"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M03726","name":"Industrial Mineral Products Inc"},"object":{"type":"operator","id":"L04622","name":"Marter White Inc"},"validFrom":"1980-10-14","validTo":"1984-05-23","current":false,"derived":true,"evidenceMineId":"0400187","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0400187|L04622|1980-10-14|M03726|1980-10-14|129904"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L07146","name":"Green Thumb Milling Company"},"object":{"type":"mine","id":"0400187","name":"Marter-White Mine"},"validFrom":"1984-05-24","validTo":"1985-01-24","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0400187|L07146|1984-05-24|1985-01-24"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M05688","name":"Cox William A"},"object":{"type":"mine","id":"0400187","name":"Marter-White Mine"},"validFrom":"1984-05-24","validTo":"1985-01-24","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0400187|M05688|1984-05-24|1985-01-24"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M05688","name":"Cox William A"},"object":{"type":"operator","id":"L07146","name":"Green Thumb Milling Company"},"validFrom":"1984-05-24","validTo":"1985-01-24","current":false,"derived":true,"evidenceMineId":"0400187","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0400187|L07146|1984-05-24|M05688|1984-05-24|135138"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L07560","name":"Astro Minerals Inc"},"object":{"type":"mine","id":"0400187","name":"Marter-White Mine"},"validFrom":"1985-01-25","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0400187|L07560|1985-01-25|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M06007","name":"Johnson Charles Wayne"},"object":{"type":"mine","id":"0400187","name":"Marter-White Mine"},"validFrom":"1985-01-25","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0400187|M06007|1985-01-25|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M06007","name":"Johnson Charles Wayne"},"object":{"type":"operator","id":"L07560","name":"Astro Minerals Inc"},"validFrom":"1985-01-25","validTo":null,"current":true,"derived":true,"evidenceMineId":"0400187","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0400187|L07560|1985-01-25|M06007|1985-01-25|135958"}}],"coverage":{"historyRecords":4,"edgeCount":12,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"sources":[{"id":"msha-addresses","name":"Addresses of Record","domains":["identity","logistics"],"products":["entity resolution","address history","facility geocoding"],"rowCount":1,"firstDate":"1988-03-17","lastDate":"1988-03-17","metrics":{},"periods":{},"recentRecords":[]},{"id":"msha-controller-operator-history","name":"Controller and Operator History","domains":["identity","compliance"],"products":["historical ownership attribution","operator transitions","valid-time joins"],"rowCount":4,"firstDate":"1950-01-01","lastDate":"1985-01-25","metrics":{"recentRows":0,"currentOperatorTenures":1,"completedOperatorTenures":3},"periods":{},"recentRecords":[]},{"id":"msha-mines","name":"Mines","domains":["identity","production","logistics"],"products":["mine identity","status","commodity","location","operator and controller"],"rowCount":1,"firstDate":null,"lastDate":null,"metrics":{},"periods":{},"recentRecords":[]}],"safety":{"href":"/api/v1/mines/0400187/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/0400187/silica","description":"Dedicated silica records, measurements, sample status and trends. Defaults to the snapshot year; use year=all for history."},"externalContext":{"eia":null,"title30":{"snapshot":{"chapterCount":6,"featuredSectionCount":100,"latestAmendedOn":"2026-08-14","latestIssueDate":"2026-08-14","partCount":206,"sectionCount":5954,"upToDateAsOf":"2026-08-19"},"regulations":[],"fullCorpus":"/data/title30-sections.json"}}},"meta":{"representation":"json","mineId":"0400187","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804}}