Mine detail: Blackshirt Prospect

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Location: Deer Lodge County, Montana, United States, North America
Lat / long: 46.15156, -113.23285
dep_id: 10069756
mrds_id: W007429
Commodity type: metallic
Major mineral: Silver
Trace mineral: Tungsten
Operation type: Unknown
Production size: Unknown
Development status: Occurrence
ore: Scheelite
orebody_fm: TABULAR
work_type: Surface/Underground
alteration: Shear Zone
ore_ctrl: Northeast - Trending Syncline, Intrusive Granodiorite
Reporter: Krohn, Douglas H., Wise, Kristine K. (Elliott, James E.)
hrock_unit: Jefferson Limestone
hrock_type: Limestone
arock_type: Diorite
Structure: Philipsburg Batholith, Mine On East Limb Of Syncline, Host Rock Strikes N 40 E Dips 40 W Intrusive Granite Nearby. Cable Stock
tectonic: Cordilleran Miogeosyncline
References:
  • Deposit:: USGS PP 78 PL 1.
  • Deposit:: USBM REP INVES 5612, P. 2, 27, 29, 32-33.
  • Deposit:: 1906 GEOLMAP EMMONS AND CALKINS
  • Deposit:: 1958 GEOLMAP USBM WALKER
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