Mine detail: Homestake Mine

Previously called 'ParkmontExcelloGold Dust'

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Location: Park County, Montana, United States, North America
Lat / long: 45.05603, -109.94551
dep_id: 10071328
mrds_id: W014659
Commodity type: metallic
Major mineral: Gold, Copper
Minor mineral: Manganese
Operation type: Unknown
Deposit type: Contact Metamorphic
Production size: Production occurred
Development status: Past Producer
ore: Chalcopyrite, Copper, Iron
orebody_fm: FLAT-LYING
alteration: Limestone Gangue Is Silicified And Highly Altered
ore_ctrl: Limestone Host Rock, Fracture Network
Reporter: Krohn, Douglas H.
hrock_unit: Gros Ventre Formation Limestone, Shale
hrock_type: Limestone
arock_unit: Monzonite Porphyry
arock_type: Monzonite
Structure: Complex Fracturing
yfp_ba: <
Year first produced: 1890
References:
  • Deposit:: REED, G. C., 1950, MINES AND MINERAL DEPOSITS (EXCEPT FUELS) PARK COUNTY, MONTANA: U.S. BUREAU OF MINES INF. CIRC. 754
  • Production:: REED, 1950, USBM IC 7546, USBM MINERALS YEARBOOKS 1948-1949
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