The Simpson Vein is a gold mine located in Mariposa 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.
Primary Mineral: Gold
Lat, Long: 37.46667, -120.03140
Active Mining Claims
Claim data is for Mines level premium members.
Simpson Vein MRDS details
Site NamePrimary: Simpson Vein
Operation Category: Producer
Operation Type: Unknown
Years of Production:
PhysiographyGeneral Physiographic Area: Pacific Mountain System
Physiographic Province: Cascade-Sierra Mountains
Physiographic Section: Sierra Nevada
Mineral Deposit Model
|Comment: INFO FROM LAND.ST :UNDETERMINED. Corrected longitude to match DEP_ID 10260665.|
|Comment: ACTIVE 1902-03, PRODUCING 12.03 TONS OF ORE YIELDING $317.42, OR AN AVERAGE OF $26.37 PER TON.|
Reference Category: Deposit
Reference: CALIF. JOUR. MINES & GEOLOGY, V. 53, NOS. 1 & 2, JAN.-APRIL, 1957, P. 305