Mine detail: Grindstone Mine

Previously called 'Hill Mine'

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Location

Lat / long: 38.19449, -77.76553

Resource(M)

Primary: Gold
Tertiary: Silver, Sulfur-Pyrite, Lead, Zinc
Ore: Chalcopyrite, Galena, Gold, Pyrite, Sphalerite
Gangue: Magnetite, Muscovite, Quartz

Production

Operation type: Unknown
Production size: Small
Development status: Past Producer

Geology

Host rock:Chopawamsic Formation
Host type:Schist
Structure:Ne-Sw Trend, Columbia Syncline
Tectonic:Piedmont

References

MRDSW000447
DEP10067648
Reference{Deposit:: LUTTRELL, G.W., 1966, VA. MIN. RES. REPORT 7, P. 59.}{Deposit:: MCCASKEY, H D, 1911, GOLD, SILVER, COPPER, LEAD, AND ZINC IN THE EASTERN STATES IN 1910 (MINE PRODUCTION), IN MINERAL RESOURCES OF THE UNITED STATES, CALENDAR YEAR 1910, PT. 1, METALS: US GEOLOGICAL SURVEY, P 675-691.}{Deposit:: MCCASKEY, H D, 1912, GOLD, SILVER, COPPER, LEAD, AND ZINC IN THE EASTERN STATES IN 1911 (MINE PRODUCTION), IN MINERAL RESOURCES OF THE UNITED STATES, CALENDAR YEAR 1911, PT 1, METALS: US GEOLOGICAL SURVEY, P 873-888.}{Deposit:: SWEET, P C, 1980, GOLD IN VIRGINIA: VIRGINIA DIVISION OF MINERAL RESOURCES, PUBLICATION 19, 77 P}{Deposit:: 1905 DIREXPL POSSIBLE BEGINNING OF DEVELOPMENT.}{Deposit:: 1955 OTHER NEW JERSEY ZINC CO: LEASED PROPERTY.}{Deposit:: 1974 RECON VA DIV MIN RES: INSPECTED SITE.}
ReporterWright, Nancy A., Meintzer, Robert E. (Le Van, D.C.)