The Daniels Dennis Prospect is a mine located in Calaveras county, California.
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
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.
Daniels Dennis Prospect MRDS details
Site Name
Primary: Daniels Dennis Prospect
Commodity
Tertiary: Manganese
Location
State: California
County: Calaveras
Land Status
Not available
Holdings
Not available
Workings
Not available
Ownership
Not available
Production
Not available
Deposit
Record Type: Site
Operation Category: Occurrence
Operation Type: Unknown
Years of Production:
Organization:
Significant: N
Physiography
General Physiographic Area: Pacific Mountain System
Physiographic Province: Cascade-Sierra Mountains
Physiographic Section: Sierra Nevada
Mineral Deposit Model
Not available
Orebody
Not available
Structure
Not available
Alterations
Not available
Rocks
Not available
Analytical Data
Analytical Data: AVG. ORE GRADE 20 PERCENT MANGANES
Materials
Ore: Pyrolusite
Ore: Rhodonite
Ore: Psilomelane
Comments
Comment (Geology): GEOL.DESC: A BED OF MANGANESE ORE IS EXPOSED IN A SERIES OF SMALL, SHALLOW CUTS; ORE BED IS 1-3.5' THICK AND IS ENCLOSED IN CHERT. THE CHERT AND MANANESE ORE ARE ENCLOSED IN METATUFF, METAVOLCANICS, AND METABRECCIA MANGANESE ORE CONSISTS OF MANGANESE OXIDES, MOSTLY HARD, BRITTLE PSILOMELANE, BUT SOME SOFT, SOOTY PYROLUSITE ALSO PRESENT. ORE IS LOW GRADE -- RANGES FROM LESS THAN 1 TO AS MUCH AS 30% MN; ABOUT 2% FE IS PRESENT. USBM SAY OF NO ECONOMIC IMPORTANCE. SERIES OF SMALL, SHALLOW CUTS; TOTAL LENGTH ALONG THE WORKINGS IS 930'.
References
Reference (Deposit): CALIF. B. 152, P. 41-42; B. 125, P. 106
Reference (Deposit): EC. MINERAL MAP NO. 5, 1943
Reference (Deposit): USBM R.I. 5579, P. 22
Reference (Deposit): CALIF. COUNTY REPT. NO. 2 , P. 212 ; USGS MR-23
California Gold
"Where to Find Gold in California" looks at the density of modern placer mining claims along with historical gold mining locations and mining district descriptions to determine areas of high gold discovery potential in California. Read more: Where to Find Gold in California.
