The K. B. No. 4 is a manganese mine located in Glenn county, California at an elevation of 1,558 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: 1,558 Feet (475 Meters)
Commodity: Manganese
Lat, Long: 39.44583, -122.58917
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.
K. B. No. 4 MRDS details
Site Name
Primary: K. B. No. 4
Commodity
Primary: Manganese
Location
State: California
County: Glenn
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.
Holdings
Not available
Workings
Not available
Ownership
Owner Name: H. D. Bruce, Brown And Moore, M. C. Syar
Production
Not available
Deposit
Record Type: Site
Operation Category: Producer
Operation Type: Unknown
Years of Production:
Organization:
Significant: N
Deposit Size: S
Physiography
General Physiographic Area: Pacific Mountain System
Physiographic Province: Pacific Border Province
Physiographic Section: California Coast Ranges
Mineral Deposit Model
Not available
Orebody
Not available
Structure
Not available
Alterations
Not available
Rocks
Not available
Analytical Data
Analytical Data: ORE GRADE 35 TO 50 PERCENT MANGANESE
Materials
Ore: Pyrolusite
Ore: Psilomelane
Comments
Comment (Deposit): MAIN ORE BODY STRIKES N 30 DEG. W; DIPS 50-60 DEG. SW. MINE AND PROSPECT SYMBOLS IN NW1/4 NW1/4 ON MF-279
Comment (Location): LOCATED IN N 1/2 SECTION 1
Comment (Production): IT IS REPORTED THAT 5 TONS OF ORE HAVE BEEN SHIPPED; APPROXIMATELY 70 TONS HAVE BEEN STOCKPILED. GENERAL AVERAGE OF ORE IS BELIEVED TO BE FROM 35 TO 50 PERCENT MANGANESE.
Comment (Workings): THREE OPEN CUTS.
Comment (Geology): GEOL.DESC: BED OF SILICEOUS MANGANESE ORE (CONTAINING PYROLUSITE AND PSILOMELANE) UNDERLAIN BY A NARROW BELT OF WELL-BEDDED BUFF CHERT CONTAINING MANGANESE OXIDES ALONG BEDDING PLANES AND FRACTURES AND TO SOME EXTENT PENETRATING THE CHERT. BEDS ARE WITHIN EXTENSIVE WELL-BEDDED RED CHERT. ORE IS CUT BY SMALL QUARTZ VEINLETS.
References
Reference (Deposit): CALIF. JOUR. MINES & GEOLOGY, V. 48, NO. 1, JAN. 1952, PP. 38-39, 50
Reference (Deposit): D.O.M. BULL. 152, 1950, PP. 60-61
Reference (Deposit): U.S.B.M. R.I. 5579, P. 6
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.
