The Florence Mine is a silver mine located in Lawrence county, South Dakota at an elevation of 4,760 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: 4,760 Feet (1,451 Meters)
Commodity: Silver
Lat, Long: 44.33556, -103.63139
Map: View on Google Maps
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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.
Florence Mine MRDS details
Site Name
Primary: Florence Mine
Secondary: Double Rainbow Group
Commodity
Primary: Silver
Secondary: Lead
Location
State: South Dakota
County: Lawrence
District: Galena District
Land Status
Land ownership: National Forest
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.
Administrative Organization: Black Hills National Forest
Holdings
Not available
Workings
Type: Underground
Ownership
Owner Name: Dewolfe Barton
Production
Not available
Deposit
Record Type: Site
Operation Category: Past Producer
Deposit Type: Replacement
Operation Type: Unknown
Discovery Year: 1876
Years of Production:
Organization:
Significant: N
Deposit Size: S
Physiography
General Physiographic Area: Interior Plains
Physiographic Province: Great Plains Province
Physiographic Section: Black Hills
Mineral Deposit Model
Not available
Orebody
Not available
Structure
Not available
Alterations
Alteration Type: L
Alteration Text: Ore Is Thoroughly Oxidized To A Soft Brown To Yellow Material
Rocks
Not available
Analytical Data
Not available
Materials
Ore: Silver
Ore: Galena
Comments
Comment (Production): SECOND IN IMPORTANCE IN THE DISTRICT AS A SILVER PRODUCER
Comment (Location): NW 1/4 , NORTH SIDE OF BEAR BUTTE CREEK ACROSS THE GULCH FROM RICHMOND-SITTING BULL CLAIMS
Comment (Workings): MAINDRIFT, SMALL STOPES, SHORT LATERAL DRIFTS, AND 100 - FOOT WINZE COMPLETE THE WORKINGS.
Comment (Geology): NO MINERALS CAN NOW BE IDENTIFIED WITH THE NAKED EYE, BUT EARLY REPORTS INDICATE THE PRESENCE OF NATIVE SILVER AND HORN SILVER
References
Reference (Deposit): US BUREAU OF MINES, 1954 , BLACK HILLS MINERAL ATLAS, SOUTH DAKOTA: PART I, BUREAU OF MINES INFORMATION CIRCULAR 7688 .
Reference (Deposit): SHAPIRO, L. H., AND GRIES, J. P., 1970 , ORE DEPOSITS IN ROCKS OF PALEOZOIC AND TERTIARY AGE OF THE NORTHERN BLACK HILLS, SOUTH DAKOTA, SOUTH DAKOTA SCHOOL OF MINES AND TECHNOLOGY.
Reference (Production): US BUREAU OF MINES, 1954 , BLACK HILLS MINERAL ATLAS, SOUTH DAKOTA: PART I, BUREAU OF MINES INFORMATION CIRCULAR 7688
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