Description
Earl Francis And Wm. H. Coplen
Commodities
PrimaryTungsten
Commodity typeM
Deposit
Deposit sizeS
WorkingsSurface/Underground
Orebody formFLAT LYING BED
Ore controlMineralization Confined To Friable, Granular Bed
Materials
Ore mineralsScheelite
GangueEpidote, Orthoclase
Geology
Host rockQuartzite
StructureSoutheast Trending Shears
Tectonic settingBasin And Range.
Economic & production
Development statusPast Producer
First production1953
Discovery year1952
Identification
Deposit ID10103741
MRDS IDM050141
Alternate namesYellow Dragon No. 1 & 2, New Dragon Nos. 1 & 2 Claims.
RegionNA
Data scoreB
Coordinates31.92984, -111.68431
References
DALE, STEWART, AND MCKINNEY, 1960, TUNGSTEN DEPOSITS OF COCHISE, PIMA, AND SANTA CRUZ COUNTIES,; U.S.B.M. R.I. 5650.KEITH, S., 1974, INDEX OF MINING PROPERTIES OF PIMA COUNTY, ARIZONA: ABM BULLETIN 189.1956 RECON USBM RI5650.DALE, STEWART, AND MCKINNEY, 1960, TUNGSTEN DEPOSITS OF COCHISE, PIMA AND SANTA CRUZ COUNTIES: U.S. BUREAU OF MINES, R.I. 5650.CIMRIDALE ETAL, 1960, USBM RI 5650