The Diltz is a gold mine located in Mariposa county, California at an elevation of 2,851 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: 2,851 Feet (869 Meters)
Commodity: Gold
Lat, Long: 37.55806, -120.00694
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.
Diltz MRDS details
Site Name
Primary: Diltz
Secondary: Diltz and Mann
Secondary: W.Y.O.D.
Commodity
Primary: Gold
Secondary: Silver
Tertiary: Copper
Tertiary: Lead
Location
State: California
County: Mariposa
District: Whitlock
Land Status
Not available
Holdings
Not available
Workings
Not available
Ownership
Owner Name: Diltz Mines (Allen F. Grant, Et Al.)
Production
Year: 1954
Time Period: - 1954
Material type: ORE
Description: Cp_Grade: ^.24 Oz/Ton Au
Year: 1954
Time Period: - 1954
Material type: AU
Description: Cp_Grade: ^ .03 Oz/Ton Ag
Deposit
Record Type: Site
Operation Category: Past Producer
Operation Type: Unknown
Discovery Year: 1865
Years of Production:
Organization:
Significant: N
Deposit Size: M
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
Name: Slate
Role: Host
Age Type: Host Rock
Age Young: Late Permian
Analytical Data
Not available
Materials
Ore: Galena
Ore: Tetrahedrite
Ore: Gold
Gangue: Calcite
Comments
Comment (Deposit): VEINS
Comment (Workings): PRINCIPAL WORKING IS A 625-FT. INCLINED SHAFT SERVING 6 LEVELS AGGREGATING 4700 FT. OF DRIFTS; THERE ARE ALSO SEVERAL SHALLOW INCLINED SHAFTS AND TUNNELS.
Comment (Deposit): COMPRISES 2 PATENTED CLAIMS, THE DILTZ AND W.Y.O.D. AND 6 UNPATENTED CLAIMS (3 FULL & 3 FRACTIONAL).
Comment (Commodity): CHIEF ORE MINERAL IS ARSENOPYRITE
Comment (Location): E 1/2 NR. CTR. OF SEC. UTM ACC.
Comment (Production): TOTAL ESTIMATED PRODUCTION BETWEEN $750,000 AND $1,000,000. FROM 1924-1954 THE MINE PRODUCED 81,657 TONS OF ORE YIELDING 21,135 OZ. OF GOLD AND 3395 OZ. OF SILVER; FIGURES DO NOT INCLUDE PERIOD 1860-1895 NOR MANY MASSES OF SPECIMEN GOLD OF CONSIDERABLE VALUE WHICH DID NOT PASS THROUGH THE GOV'T MINT. MINE AND MILL HAVE BEEN LARGELY IDLE SINCE 1952.
Comment (Deposit): Discovery Year: 1860'S
Comment (Geology): GEOL.DESC: PYROXENE ANDESITE GREENSTONE OF PROBABLE PAL AGE. PRINCIPAL VEIN AVERAGES 2 1/2 FT. IN THICKNESS. NEAR OLD OPEN WORKINGS NE OF MAIN SHAFT, THE VEIN FLATTENS OR ROLLS AND FEATHERS OUT INTO WALL ROCKS IN PLACES BECOMING 15 - 2 FT. THICK. DIFFERENCE IN HANGING WALL AND FOOTWALL GREENSTONE MAY INDICATE CONSIDERABLE THROW ALONG THE FAULT.
References
Reference (Deposit): BOWEN, O. E., JR., & GRAY, H., JR., 1957 , MINES AND MINERAL DEPOSITS OF MARIPOSA COUNTY, CALIF.: CALIF. JOUR. MINES & GEOL., VOL. 53 , NOS. 1 & 2 , P. 91 - 94 , 255 .
Reference (Deposit): LAIZURE, C. MCK., 1928 , S. F. FIELD DIV. - MARIPOSA COUNTY: 24TH REPORT STATE MINERALOGIST, VOL. 24 , NO. 2 , P. 85 .
Reference (Production): BOWEN & GRAY, 1957
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.
