Commodities
PrimaryREE
SecondaryFeldspar, Tantalum, Niobium (Columbium)
Commodity typeB
Deposit
Deposit sizeS
Orebody formLINEAR
Ore controlPegmatite Dike
Materials
Ore mineralsAllanite, Fergusonite, Microcline
GangueApatite, Biotite, Feldspar, Hornblende, Hypersthene, Magnetite, Quartz, Zircon
Geology
Host rockDiorite
Associated rockDiorite · Pedlar Formation (Va. Blue Ridge Complex)
StructureNe-Sw Trend, Blue Ridge Anticlinorium, Faults
Tectonic settingMiogeosyncline
Economic & production
Development statusPast Producer
First production1900
Discovery year1900
Identification
Deposit ID10080104
MRDS IDW031180
Alternate namesMassie Mine
RegionNA
Data scoreB
Coordinates37.76673, -79.09975
References
SRC.REF: 1) PEGAU (1932); 2) MALLET (1877)PEGAU, A.A., 1932, PEGMATITE DEPOSITS OF VIRGINIA: VIRGINIA GEOLOGICAL SURVEY BULLETIN 33, 123 P.MALLET, J.W., ON SIPYLITE, A NEW NIOBATE FROM AMHERST COUNTY, VIRGINIA: AMERICAN JOURNAL OF SCIENCE, 3D SERIES, VOL. 14, P. 397, 1877.MITCHELL, R.S., 1966, VIRGINIA METAMICT MINERALS: ALLANITE; SOUTHEASTERN GEOLOGY, VOL. 7, NO. 4, PP. 183-195.SCHRADER, STONE, AND SANFORD, 1917, USEFUL MINERALS OF THE UNITED STATES: US GEOLOGICAL SURVEY BULLETIN 624, 412 P.1925? DIREXPL JOHN CAMPBELL-MINED ALLANITEMITCHELL, R.S., 1966, VIRGINIA METAMICT MINERALS: X-RAY STUDY OF FERGUSONITE, SOUTHEASTERN GEOLOGY, VOL. 8, NO. 3, PP. 145-153. WATSON AND TABER, 1913, GEOLOGY OF THE TITANIUM AND APATITE DEPOSITS OF VIRGINIA: VIRGINIA GEOLOGICAL SURVEY BULLETIN 3-A, 308 P.