North Carolina · Gaston County
Past Producer

Duffie Mine

Gaston County, North Carolina, United States
GoldSilverCopper
⌖ Show on mapUSGS source ↗
Commodities
PrimaryGold, Silver, Copper
Commodity typeM
Deposit
Deposit typeHydrothermal Vein
Model273: Low-sulfide Au-quartz vein
Deposit sizeS
WorkingsSurface/Underground
Orebody formTABULAR
Materials
Ore mineralsChalcopyrite, Gold, Pyrite
GangueQuartz
Geology
Host rockDiorite
Tectonic settingKings Moutain Belt
Economic & production
Development statusPast Producer
First production1850
Discovery year1850
Identification
Deposit ID10079155
MRDS IDW028083
RegionNA
Data scoreB
Coordinates35.22344, -81.08037
References
NITZE, 1896 ; SRC.REF: NITZE AND HANNA, 1896, P. 148.NITZE, H. B. C., AND HANNA, G. B., 1896 , GOLD DEPOSITS OF NORTH CAROLINA, NORTH CAROLINA GEOLOGICAL SURVEY BULL. NO. 3 , TEXT 200 P., MINE TEXT P. 148 , LOCATED ON GOLD DEPOSITS MAP AT 1:1,600,000MINE IN BELMONT TOPO QUAD AT 1:24,000 , SMALL POND SELECTED AS MINE SITE1896 COMPILE NITZE, STATE N.C., MINE