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Mine detail: Sylvanite Lode
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North America
United States
South Dakota
Custer
Previously called ''
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Location
Lat / long:
43.79385, -103.55695
Resource(N)
Primary:
Feldspar
Ore:
Feldspar
Gangue:
Mica, Quartz, Tourmaline
Orebody form:
DIKELIKE
Production
Operation type:
Unknown
Production size:
None
Development status:
Occurrence
Geology
Host type:
Pegmatite
Associated rock:
Pegmatite
Associated type:
Pegmatite
References
MRDS
SD02272
DEP
10055663
Reference
U.S. BUREAU OF MINES, 1955, BLACK HILLS MINERAL ATLAS, SOUTH DAKOTA: PART 2, BUREAU OF MINES INFORMATION CIRCULAR 770
Reporter
Barari, Rachel A.