Montana · Silver Bow County
Past Producer
Maiden Rock Mine
Silver Bow County, Montana, United States
Phosphorus-Phosphates
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USGS source ↗
Commodities
Primary
Phosphorus-Phosphates
Commodity type
N
Deposit
Deposit size
S
Geology
Host rock
Phosphorite · Phosphoria
Structure
Phosphoria Fm. Trends N30w, 45w, Small Quartz Monzonite Stock 1/4 Mi. Ne.
Economic & production
Development status
Past Producer
Identification
Deposit ID
10101560
MRDS ID
D004797
Region
NA
Data score
D
Coordinates
45.69518, -112.73506
References
STOUT, K., AND ACKERMAN, W., 1958, DIRECTORY OF MINING ENTERPRISES, 1958; MT. BUREAU OF MINES AND GEOL., BULL. 10, P. 64