{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-13T11:26:59.401Z","identity":{"mine_id":"4402990","name":"East Stone Quarry","status":"Abandoned","status_date":"1990-03-15","mine_type":"Surface","coal_metal":"M","commodity":"Dimension Limestone","state":"VA","county":"Wise","nearest_town":"","operator_id":"L00017","operator_name":"Vulcan Materials Company","controller_id":"0071891","controller_name":"Vulcan Materials Company","district":"C05","office":"Staunton VA Field Office","employees":0,"latitude":null,"longitude":null},"coverage":{"contributingSources":3,"registeredSources":20,"sourceRows":7},"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":"4402990","name":"East Stone Quarry"},"operator":{"type":"operator","id":"L00017","name":"Vulcan Materials Company"},"controller":{"type":"controller","id":"0071891","name":"Vulcan Materials Company"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"M00024","name":"Legacy Vulcan Corp (Form:Vulcan Materials Co)"},"object":{"type":"mine","id":"4402990","name":"East Stone Quarry"},"validFrom":"1950-01-01","validTo":"2007-11-15","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4402990|M00024|1950-01-01|2007-11-15"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L02035","name":"Marty Corp"},"object":{"type":"mine","id":"4402990","name":"East Stone Quarry"},"validFrom":"1950-01-01","validTo":"1979-03-05","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4402990|L02035|1950-01-01|1979-03-05"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M01252","name":"Marty Corp"},"object":{"type":"mine","id":"4402990","name":"East Stone Quarry"},"validFrom":"1950-01-01","validTo":"1979-03-05","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4402990|M01252|1950-01-01|1979-03-05"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M01252","name":"Marty Corp"},"object":{"type":"operator","id":"L02035","name":"Marty Corp"},"validFrom":"1950-01-01","validTo":"1979-03-05","current":false,"derived":true,"evidenceMineId":"4402990","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4402990|L02035|1950-01-01|M01252|1950-01-01|117671"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M06158","name":"John W  Barnette Jr"},"object":{"type":"mine","id":"4402990","name":"East Stone Quarry"},"validFrom":"1979-01-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4402990|M06158|1979-01-01|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L02034","name":"Big Stone Quarry Corp"},"object":{"type":"mine","id":"4402990","name":"East Stone Quarry"},"validFrom":"1979-03-06","validTo":"1985-01-17","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4402990|L02034|1979-03-06|1985-01-17"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M01823","name":"David D  Willis"},"object":{"type":"mine","id":"4402990","name":"East Stone Quarry"},"validFrom":"1979-03-06","validTo":"1985-01-17","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4402990|M01823|1979-03-06|1985-01-17"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M01823","name":"David D  Willis"},"object":{"type":"operator","id":"L02034","name":"Big Stone Quarry Corp"},"validFrom":"1979-03-06","validTo":"1985-01-17","current":false,"derived":true,"evidenceMineId":"4402990","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4402990|L02034|1979-03-06|M01823|1979-03-06|121478"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L07750","name":"Rim Rock Quarries Inc"},"object":{"type":"mine","id":"4402990","name":"East Stone Quarry"},"validFrom":"1985-01-18","validTo":"1990-03-25","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4402990|L07750|1985-01-18|1990-03-25"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M06158","name":"John W  Barnette Jr"},"object":{"type":"operator","id":"L07750","name":"Rim Rock Quarries Inc"},"validFrom":"1985-01-18","validTo":"1990-03-25","current":false,"derived":true,"evidenceMineId":"4402990","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4402990|L07750|1985-01-18|M06158|1979-01-01|136333"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L00017","name":"Vulcan Materials Company"},"object":{"type":"mine","id":"4402990","name":"East Stone Quarry"},"validFrom":"1990-03-26","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4402990|L00017|1990-03-26|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M00024","name":"Legacy Vulcan Corp (Form:Vulcan Materials Co)"},"object":{"type":"operator","id":"L00017","name":"Vulcan Materials Company"},"validFrom":"1990-03-26","validTo":"2007-11-15","current":false,"derived":true,"evidenceMineId":"4402990","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4402990|L00017|1990-03-26|M00024|1950-01-01|101970"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0071891","name":"Vulcan Materials Company"},"object":{"type":"mine","id":"4402990","name":"East Stone Quarry"},"validFrom":"2007-11-16","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4402990|0071891|2007-11-16|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0071891","name":"Vulcan Materials Company"},"object":{"type":"operator","id":"L00017","name":"Vulcan Materials Company"},"validFrom":"2007-11-16","validTo":null,"current":true,"derived":true,"evidenceMineId":"4402990","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4402990|L00017|1990-03-26|0071891|2007-11-16|11057"}}],"coverage":{"historyRecords":5,"edgeCount":14,"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":"1990-03-15","lastDate":"1990-03-15","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":5,"firstDate":"1950-01-01","lastDate":"1990-03-26","metrics":{"recentRows":0,"currentOperatorTenures":2,"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/4402990/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/4402990/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":"4402990","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804}}