Core Research Center, core M077, from well operated by US BUREAU OF MINES
Raw Properties from download, web scrape, MapServer, and Macrostrat API
{"Lib Num": "M077", "API Num": null, "Operator": "US BUREAU OF MINES", "Well Name": "NORWICH #3", "Field": "NORWICH MINE", "State": "MT", "County": "SILVER BOW", "Type": "DISCONTINUOUS SEGMENTS", "Photos": "F", "Thin Sec": "F", "Analysis": "T", "Latitude": "46.018056", "Longitude": "-112.579062", "coordinates_geohash": "c2pvy1q6terh", "Source": "DERIVED FROM MAPPED LOCATION", "Security Flag": null, "crc_collection_name": "core", "sb_parent_id": "4f4e49dae4b07f02db5e0486", "intervals": [{"Formation": "CRETACEOUS LOWER", "Age": "CRETACEOUS", "Min Depth": "116", "Max Depth": "277"}], "crcwc_url": "https://my.usgs.gov/crcwc/core/report/17760", "documents": ["http://my.usgs.gov/crc-data/core/17760/core_analysis_90419_M077data01.pdf"], "surface_rocktype": ["granodiorite", "monzogranite", "tonalite"], "surface_age": "Cretaceous", "gmu_name": "Biotite-hornblende granodioritic rocks along the Continental Divide, Anaconda Range, Sapphire Mountains, and Flint Creek Range", "strat_unit": "", "gmu_ref": "http://pubs.usgs.gov/of/2005/1235/"}