Commodities
PrimarySilver
Commodity typeM
Deposit
Deposit typeVein
Deposit sizeU
Orebody formIRREGULAR
Geology
Host rockBasalt · Portage Lake Volcanics
StructureSyncline
Economic & production
Development statusPast Producer
First production1873
Last production1876
Identification
Deposit ID10310150
MRDS IDLW00150
Alternate namesCollins Silver
RegionNA
Data scoreC
Coordinates46.80472, -89.57398
References
JOHNSON, A.M. AND GROTH, E.H., 1998, INVENTORY OF UNDERGROUND MINES, ONTONAGON COUNTY, P. 225-226, SITE ID # 660083, MICHIGAN DEPARTMENT OF NATURAL RESOURCES.