The Unknown is a mercury mine located in Napa 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: Mercury
Lat, Long: 38.68497, -122.54931
Active Mining Claims
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Unknown MRDS details
Site NamePrimary: Unknown
Operation Category: Occurrence
Operation Type: Unknown
Years of Production:
Mineral Deposit Model
|Comment: NO RECORD OF PRODUCTION|
|Comment: CLAIM LOCATIONS ON QUICKSILVER FINDINGS. ONLY SILICA-CARBONATE IS IN SEC. 29 (SW1/4). SERP IN ALL SECTIONS. NO HG IN THESE SECTIONS SHOWN IN V. 44, NO. 2, APR 1948. SEC. 26 ONLY SEC. IN WHICH CR CONFIRMED.|
Reference Category: Deposit
Reference: ECONOMIC MINERAL MAP OF CALIFORNIA NO. 1, QUICKSILVER 1939