Commodities
TertiaryCopper, Iron, Cobalt
Commodity typeM
Materials
Other materialsBornite, Calcite, Carrollite, Chalcocite, Chalcopyrite, Gahnite, Hematite, Linnaeite, Magnetite, Malachite, Pyrite, Quartz
Economic & production
Development statusPast Producer
First production1849
Identification
Deposit ID10267263
MRDS IDW017505
Alternate namesMr. Tysons Mine, Sykesville Mine
RegionNA
Data scoreB
Coordinates39.38113, -76.97467
References
CONFIDENTIAL UNPUBLISHED WAR MINERAL REPTS, SPINGFIELD MINE,OLL, CO., MD., BU MINES, 1942., MISC. REPTS.ESPENSHADE, GILBERT K., REPT. ON MD COPPER MINES AND PROSPECUSGS UNPUBLISHED CONFID. REPT, AUG 13, 1942HEYL, ALLEN V., AND PEARRE, NANCY C., MD GEOL.SUR. BULL 28,