Commodities
PrimaryMagnesite
SecondaryTungsten, Gold, Silver, Lead
TertiaryCopper
Commodity typeM
Deposit
Deposit sizeM
Ore controlThe Deposits Are On The Upper Plate Of The Paradise Thrust.
Materials
Ore mineralsMagnesite, Scheelite, Sphalerite
GangueCalcite, Forsterite, Limonite, Serpentine, Talc
Geology
Host rockDolomite · Luning Formation
Associated rockDiorite
StructureThe Luning Formation Is The Upper Plate Of The Paradise Thrust Fault.
AlterationThe Dolomite Has Been Altered By Thermal And Dynamothermal Metamorphism.
Economic & production
Development statusPast Producer
Identification
Deposit ID10008840
MRDS IDD001283
Alternate namesBetty O'Neal Pit, Greenstone Pit, June 1 Pit, June 2 Pit, Capella Pit,, Duplex Pit, Bluestone Claim, No. 1 & No. 2 Claims, Share Crop.
RegionNA
Data scoreB
Coordinates38.86659, -117.88427
References
LEMMON, D.M., UNPUBLISHED DATA.LEMMON, D.M., AND TWETO, O.L., 1962, TUNGSTEN IN THE U.S., USGS MAP, MR-25.NBMG BULL. 105, STAGER H.K. AND TINGLEY, J.V. (IN PREP. JAN. 1984)CALLAGHAN, E, 1933, BRUCITE DEPOSIT=NBMG BULL. 19 (OLD VOLUME 27, PRIOR TO NUMBERING REVISION AS NBMG BULLETINS).SCHILLING, JH, 1968, THE GABBS MAGNESITE-BRUCITE DEPOSITS IN RIDGE, J.D. (EDITOR), ORE DEPOSITS OF THE U.S., 1937-1967, V. 2, GRATON-SALES VOLUME, NEW YORK, AIMMPE, P. 1607-1622.KLEINHAMPL, 1980; NBMG BULL. 105, STAGER, H.K. AND TINGLEY, J.V. (IN PREP. JAN. 1984)