Mine detail: New Grindstone Mine

Location:	Spotsylvania County, Virginia, United States, North America
Lat / long:	38.19783, -77.7772
dep_id:	10106134
mrds_id:	W029533
Commodity type:	metallic
Major mineral:	Gold
Trace mineral:	Silver, Zinc, Lead, Sulfur-Pyrite
Operation type:	Unknown
Production size:	Small ammount of material produced
Development status:	Past Producer
ore:	Chalcopyrite, Galena, Gold, Pyrite, Sphalerite
gangue:	Limonite, Magnetite, Quartz
model:	273: Low-sulfide Au-quartz vein
Reporter:	Meintzer, Robert E. (Le Van, D.C.)
hrock_unit:	Chopawamsic Formation
hrock_type:	Schist,Gneiss
arock_unit:	Diabase Dike
arock_type:	Diabase
Structure:	Ne-Sw Trend, Columbia Syncline
tectonic:	Piedmont
Year first produced:	1910
disc_yr:	1910
References:	Deposit:: SWEET, P.C., 1980, GOLD IN VIRGINIA: VIRGINIA DIVISION OF MINERAL RESOURCES, PUBLICATION 19, IN PRESS. 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: U.S. 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: U.S. GEOLOGICAL SURVEY, P. 873-888. Deposit:: 1910 DIREXPL PROBABLE FIRST ATTEMPT AT DEVELOPMENT Deposit:: 1955 OTHER NEW JERSEY ZINC CO: LEASED PROPERTY Deposit:: 1974 RECON VA. DIV. MIN. RES.: INSPECTED SITE.