Mine detail: Rappahannock Prospect

Previously called ''

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Location

Lat / long:

38.11195, -105.36251

Resource(M)

Primary:	Silver
Gangue:	Alunite, Diaspore

Production

Operation type:	Underground
Deposit type:	Vein
Production size:	Yes
Development status:	Past Producer

Geology

Host rock:	Rhyolite Of Rosita Volcano;Game Ridge Trachyte
Host type:	Rhyolite,Trachyte
Structure:	Rosita Volcanic Center, Wet Mtns, Subsidence Faulting, Volcano
Tectonic:	Central Cordillera (Southern Rocky Mtns)
Alteration processes:	Weak Argillization

References

MRDS	D007859
DEP	10097808
Reference	{Deposit:: SIEMS, P.L., 1967, VOLCANIC AND ECONOMIC GEOLOGY OF THE ROSITA HILLS AND SILVER CLIFF DISTRICTS, CUSTER COUNTY, COLORADO: COLORADO SCHOOL MINES, D.SC. THESIS, 71042, 222 P.}{Deposit:: SHARP, W.M., 1978, GEOLOGIC MAP OF THE SILVER CLIFF AND ROSITA VOLCANIC CENTERS, CUSTER COUNTY, COLORADO: USGS MAP I-1081.}
Reporter	Collins, Donna B.