The Bionaz Group is a manganese mine located in Pitkin county, Colorado at an elevation of 7,280 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: 7,280 Feet (2,219 Meters)
Commodity: Manganese
Lat, Long: 39.34694, -106.99778
Map: View on Google Maps
Satelite View
MRDS mine locations are often very general, and in some cases are incorrect. Some mine remains have been covered or removed by modern industrial activity or by development of things like housing. The satellite view offers a quick glimpse as to whether the MRDS location corresponds to visible mine remains.
Bionaz Group MRDS details
Site Name
Primary: Bionaz Group
Commodity
Primary: Manganese
Location
State: Colorado
County: Pitkin
District: Snowmass Area
Land Status
Land ownership: BLM Administrative Area
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
Not available
Ownership
Owner Name: W. H. Howell And Associates
Home Office: Snowmass, Co.
Years: 1940 -
Production
Not available
Deposit
Record Type: Site
Operation Category: Past Producer
Deposit Type: Vein
Operation Type: Unknown
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
Not available
Orebody
Not available
Structure
Type: R
Description: Sawatch Uplift, Central Colorado Trough
Type: L
Description: Castle Creek Fault Zone, Roaring Fork Syncline
Alterations
Alteration Type: L
Alteration Text: Abundant Fe Oxidation
Rocks
Not available
Analytical Data
Not available
Materials
Ore: Alabandite
Comments
Comment (Development): MINE REPORTEDLY WORKED PERIODICALLY SINCE ABOUT 1915; EXPLORATION AND DEVELOPMENT IN 1940.
Comment (Location): 1.3 MILES NW OF SNOWMASS, PROBABLE LOCATION BASED ON AVAILABLE DESCRIPTION ; INFO FROM LAND.ST :(1977)
Comment (Deposit): POSSIBLE VEIN ASSOCIATED WITH SMALL FAULT TRENDING APPROX N 55 W AND CROSSING CONTACT BETWEEN MAROON AND STATE BRIDGE FM CLASTICS
Comment (Workings): TWO TUNNELS
References
Reference (Deposit): FREEMAN, V.L., 1972, GEOLOGIC MAP OF THE WOODY CREEK QUADRANGLE, PITKIN AND EAGLE COUNTIES, COLORADO: USGS MAP GQ-967
Reference (Deposit): COLORADO DIVISION OF MINES ANN. OPERATORS AND INSPECTORS REPTS.
Colorado Mining Photos
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