North Carolina · Rowan County
Producer

Randolph Shaft

Rowan County, North Carolina, United States
SilverGoldCopperLeadZinc
⌖ Show on mapUSGS source ↗
Commodities
PrimarySilver, Gold, Copper
SecondaryLead, Zinc
Commodity typeM
Deposit
Model273: Low-sulfide Au-quartz vein
Deposit sizeL
WorkingsUnderground
Orebody formTABULAR
Ore controlQuartz Veins In Shear Zones
Materials
Ore mineralsChalcopyrite, Galena, Gold, Pyrite, Sphalerite
GangueChlorite, Quartz, Sericite
Geology
Host rockArgillite · Tillery Formation
StructureGold Hill Fault Zone, Small-Scale Ne-Trending Shear Zones
AlterationChlorite, Sericite
Economic & production
Development statusProducer
First production1842
Last production1915
Discovery year1842
Identification
Deposit ID10111302
MRDS IDW014586
RegionNA
Data scoreB
Coordinates35.51316, -80.34535
References
NITZE, H.B.C., 1896, "GOLD DEPOSITS OF NORTH CAROLINA", NORTH CAROLINA GEOLOGICAL SURVEY BULL. NO. 3, MAP SCALE 1:15,625 PL. VI, MINE TEXT PG. 85 TO 88, TEXT 200 PG.CARPENTER, III, P. ALBERT, 1976, "METALLIC MINERAL DEPOSITS OF THE CAROLINA SLATE BELT, NORTH CAROLINA", N.C. DEPT. NAT. AND ECON. RES., MIN. RES. SECT., BULL. 84, MAP AT 1:31,000 PG. 126, MINE TEXT PG. 125 TO 127, TEXT 166 PG.; MINE SITE IN GOLD HILL TOPO QUAD AT 1:24,000LUTTRELL, 1978, USGS OPEN-FILE REPORT 78-152.