Commodities
PrimaryMercury
Commodity typeM
Deposit
Deposit sizeM
WorkingsSurface/Underground
Orebody formIRREGULAR, TABULAR
Materials
Ore mineralsCinnabar, Metacinnabar
GangueCalcite, Chalcedony, Chromite, Dolomite, Marcasite, Opal, Pyrite, Quartz, Stibnite
Geology
Host rockSerpentinite · Franciscan Complex
Associated rockRhyolite
AlterationSilica Carbonate Alteration Of Serpentine
Economic & production
Development statusPast Producer
First production1875
Discovery year1863
Identification
Deposit ID10040642
MRDS IDM055494
Alternate namesRyne, Bagley Creek
RegionNA
Data scoreB
Coordinates37.90157, -121.8791
References
BAILEY, E. H., USGS, PERSONAL FILES.HOLMES, G. W., JR., 1965, MERCURY IN CALIFORNIA: IN USBM IC 8252.ROSS, C. P., 1940, QUICKSILVER DEPOSITS OF THE MOUNT DIABLO DISTRICT, CONTRA COSTA COUNTY, CALIFORNIA: USGS BULL. 922 - B.DAVIS, F.F. AND GOLDMAN, H.B., 1958, MINES AND MINERAL RESOURCES OF CONTRA COSTA COUNTY, CALIFORNIA: CJMG V. 54, P. 530-5351955 DIREXPL DMEA UNSUCCESSFUL IN DISCOVERING NEW ORUSBM DATA