Mine detail: Herman Passiflora Mine

Previously called 'Shafts: Vidler, Edman, Baker, Rey, BluntDenver Lease, Claims: Thames River, Ten To One'

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Location

Lat / long:

38.15973, -105.46363

Resource(M)

Primary:	Silver, Lead
Secondary:	Gold, Iron, Copper
Ore:	Chalcopyrite, Galena, Magnetite, Pyrite
Gangue:	Illite, Jarosite, Quartz
Discovery year:	1895

Production

Operation type:	Underground
Production size:	Small
Development status:	Past Producer

Geology

Associated rock:	Rim Breccia And Latite Flow
Associated type:	Tuff,Rhyolite,Latite
Structure:	Silver Cliff Volcanic Center, Wet Mountains, Wet Mtn Valley, Concentric Faults Of Ben West Hill
Tectonic:	Central Cordillera (Southern Rocky Mtns)
Alteration processes:	Strong Argillization, Bleaching

References

MRDS	D007928
DEP	10087576
Reference	{Deposit:: CROSS, WHITMAN, 1896, GEOLOGY OF SILVER CLIFF AND THE ROSITA HILLS, COLORADO: USGS 17TH ANN. REPORT, PT 2, P. 263-403.}{Deposit:: FIELDMAN, D.W. AND CROWLEY, F.P., 1980, SILVER DEPOSITS IN THE SOUTHERN PORTION OF THE SILVER CLIFF CALDERA, IN SILVER CLIFF VOLCANIC CENTER AND TALLAHASSEE CREEK URANIUM DEPOSITS: DENVER REGIONAL EXPLORATION GEOLOGISTS GUIDEBOOK, P. 1-14.}{Deposit:: SHARP, W.M., 1978, GEOLOGIC MAP OF THE SILVER CLIFF AND ROSITA VOLCANIC CENTERS, CUSTER COUNTY, COLORADO: USGS MAP I-1081.}{Deposit:: COLORADO DIVISION MINES, 1981, INSPECT RECORDS}
Reporter	Collins, Donna B.