Commodities
PrimaryManganese
TertiaryCobalt, Nickel
Commodity typeM
Deposit
Deposit sizeM
WorkingsSurface/Underground
Orebody formIRREGULAR MASSES AND LENSES
Ore controlResiduum On Dissolution Of Limestone And Dolostone. In Clay Bed On Quartzite Bedrock
Materials
Ore mineralsGoethite, Manganite, Psilomelane, Pyrolusite
GangueChert
Geology
Host rockClay, Mud,Alluvium,Volcanic Breccia (Agglomerate) · Clay Residuum (From The Shady Dolomite);Antietam Formation;Shady Formation;Antietam Formation
StructureBlue Ridge Anticlinorium, Ne-Sw Trend
Tectonic settingGeosyncline
Economic & production
Development statusPast Producer
First production1867
Last production1958
Discovery year1867
Identification
Deposit ID10067823
MRDS IDW000671
RegionNA
Data scoreB
Coordinates38.13972, -78.8175
References
PIERCE,W.G., 1944, USGS 940-J, P. 265-285GATHRIGHT, T M, II, HENIKA, W S, AND SULLIVAN, J L, III, 1978, GEOLOGY OF THE CRIMORA QUADRANGLE, VIRGINIA: VIRGINIA DIVISION OF MINERAL RESOURCES PUBLICATION 13, TEXT AND 1:24 000 SCALE MAPHACK, J T, 1965, GEOMORPHOLOGY OF THE SHENANDOAH VALLEY, VIRGINIA AND WEST VIRGINIA, AND ORIGIN OF THE RESIDUAL ORE DEPOSITS: U S GEOLOGICAL SURVEY PROFESSIONAL PAPER 484, 84 P.STOSE, G W, MISER, H D, KATZ, F J, AND HEWETT, D F, 1919, MANGANESE DEPOSITS OF THE WEST FOOT OF THE BLUE RIDGE, VIRGINIA: VIRGINIA GEOLOGICAL SURVEY BULLETIN 17, 166 PHARDER, E.C., 1910, MANGANESE DEPOSITS OF THE UNITED STATES: USGS BULL. 427, 298 P.WATSON, T.L., 1907, MINERAL RESOURCES OF VIRGINIA: LYNCHBURG, VIRGINIA, J.P. BELL CO., 618 P.U.S. GEOLOGICAL SURVEY, 18 - , MINERAL RESOURCES OF THE UNITED STATES: (ANNUAL VOLUMES FOR THE YEARS INDICATED).1867 DIREXPL VARIOUS OPERATORS: OPENED MINE1882 DIREXPL J A WHITE & CO: BEGINNING OF MAXIMUM PRODUCTION1915 DIREXPL CRIMORA MANGANESE CORP: MODERN DEVELOPMENT BEGUNREFERENCE(1), STOSE AND OTHERS (1919); 10) MNG. CONG. JOUR., V.32, NO. 9, P. 29; 11-12) VDMR FILES.UNPUBLISHED COBALT REPORT