The Herman Passiflora Mine is a silver and lead mine located in Custer county, Colorado at an elevation of 7,900 feet.
About the MRDS Data:
All mine locations were obtained from the USGS Mineral Resources Data System. The locations and other information in this database have not been verified for accuracy. It should be assumed that all mines are on private property.
Mine Info
Elevation: 7,900 Feet (2,408 Meters)
Commodity: Silver, Lead
Lat, Long: 38.15972, -105.46306
Map: View on Google Maps
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Herman Passiflora Mine MRDS details
Site Name
Primary: Herman Passiflora Mine
Secondary: Shafts: Vidler, Edman, Baker, Rey, Blunt
Secondary: Denver Lease, Claims: Thames River, Ten To One
Commodity
Primary: Silver
Primary: Lead
Secondary: Copper
Secondary: Gold
Secondary: Iron
Location
State: Colorado
County: Custer
District: Silver Cliff
Land Status
Land ownership: Private
Note: the land ownership field only identifies whether the area the mine is in is generally on public lands like Forest Service or BLM land, or if it is in an area that is generally private property. It does not definitively identify property status, nor does it indicate claim status or whether an area is open to prospecting. Always respect private property.
Holdings
Not available
Workings
Type: Underground
Ownership
Owner Name: J. D. Blunt
Years: 1963 -
Owner Name: Cotter Corp.
Home Office: Denver, Co.
Years: 1963 -
Production
Year: 1953
Time Period: 1926-1929
Mined: 136.000 mt
Material type: ore
Deposit
Record Type: Site
Operation Category: Past Producer
Operation Type: Underground
Discovery Year: 1895
Discovery Method: Ore-Mineral In Place
Years of Production:
Organization:
Significant: N
Deposit Size: S
Physiography
General Physiographic Area: Rocky Mountain System
Physiographic Province: Southern Rocky Mountains
Mineral Deposit Model
Model Name: Epithermal veins
Orebody
Not available
Structure
Type: R
Description: Silver Cliff Volcanic Center, Wet Mountains, Wet Mtn Valley
Type: L
Description: Concentric Faults Of Ben West Hill
Alterations
Alteration Type: L
Alteration Text: Strong Argillization, Bleaching
Rocks
Name: Tuff
Role: Associated
Age Type: Associated Rock
Age Young: Oligocene
Name: Tuff
Role: Associated
Age Type: Host Rock
Age Young: Neoproterozoic
Name: Tuff
Role: Associated
Age Type: Associated Rock Unit
Age Young: Oligocene
Name: Tuff
Role: Associated
Age Type: Host Rock Unit
Age Young: Neoproterozoic
Analytical Data
Analytical Data: PB 6-30%
Analytical Data: AG 15-100 OZ/TON
Analytical Data: AU 0.07 OZ/TON
Analytical Data: CU 2-9%
Materials
Ore: Galena
Ore: Chalcopyrite
Ore: Magnetite
Ore: Pyrite
Gangue: Illite
Gangue: Quartz
Gangue: Jarosite
Comments
Comment (Commodity): TOTAL PRODUCTION ABOUT $350,000
Comment (Location): ON NORTHWEST SIDE OF BEN WEST HILL ACCORDING TO ONE REPORT THIS IS THE SAME AS THE SONGBIRD MINE, BUT LOCATIONS DIFFER ; INFO FROM LAND.ST :(1976)
References
Reference (Deposit): CROSS, WHITMAN, 1896, GEOLOGY OF SILVER CLIFF AND THE ROSITA HILLS, COLORADO: USGS 17TH ANN. REPORT, PT 2, P. 263-403.
Reference (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.
Reference (Deposit): SHARP, W.M., 1978, GEOLOGIC MAP OF THE SILVER CLIFF AND ROSITA VOLCANIC CENTERS, CUSTER COUNTY, COLORADO: USGS MAP I-1081.
Reference (Deposit): COLORADO DIVISION MINES, 1981, INSPECT RECORDS
Colorado Mining Photos
Check out this collection of Colorado's best historic mining photos: Incredible Photos of Colorado Mining Scenes.
