{"@context":{"@vocab":"https://schema.org/"},"@type":"ItemList","@id":"https://api.morvs.ai/api/v1/msha/by-controller?name=Ponce%20Russell","controller":"Ponce Russell","_source":{"data_provider":"AI Analytics","brand_name":"MORVS","brand_url":"https://morvs.ai/","data_provider_url":"https://api.morvs.ai","license":"https://creativecommons.org/publicdomain/zero/1.0/","primary_source":"https://arlweb.msha.gov/OpenGovernmentData/OGIMSHA.asp","generated_at":"2026-09-29T13:50:43.744Z"},"count":1,"truncated":false,"mines":[{"mine_id":"0405162","mine_name":"Darwin Operation","coal_metal_ind":"M","mine_type":"Facility","mine_status":"Abandoned","state":"CA","county_name":"Inyo","controller_name":"Ponce Russell","operator_name":"Darwin Mineral Ventures L P","num_employees":null,"primary_canvass":"Metal","canonical_url":"https://api.morvs.ai/mine/0405162"}]}