{"@context":{"@vocab":"https://schema.org/"},"@type":"ItemList","@id":"https://api.morvs.ai/api/v1/msha/by-controller?name=Laurel%20Sand%20%26%20Gravel%20Inc%20%26%20New%20London%20Minerals","controller":"Laurel Sand & Gravel Inc & New London Minerals","_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":"2026-10-07T23:21:11.439Z"},"count":1,"truncated":false,"mines":[{"mine_id":"3608240","mine_name":"Tamaqua Stone","coal_metal_ind":"M","mine_type":"Surface","mine_status":"Abandoned","state":"PA","county_name":"Schuylkill","controller_name":"Laurel Sand & Gravel Inc & New London Minerals","operator_name":"Tamaqua Stone Company","num_employees":null,"primary_canvass":"Stone","canonical_url":"https://api.morvs.ai/mine/3608240"}]}