Commodities
PrimaryTin, Tantalum, Niobium (Columbium)
SecondaryBeryllium, Mica
TertiaryLithium, Feldspar
Commodity typeB
Materials
Other materialsAlbite, Amblygonite, Beryl, Biotite, Cassiterite, Columbite, Garnet, Lepidolite, Microlite, Muscovite, Orthoclase, Phlogopite, Quartz, Spodumene, Staurolite, Tantalite, Tourmaline
Economic & production
Development statusPast Producer
First production1922
Discovery year1880
Identification
Deposit ID10251647
Alternate namesIngersoll Claims, Bob Ingersoll Mine
RegionNA
Data scoreB
Coordinates43.91106, -103.45196
References
BERRY, SCOTT, 1982, PERSONAL COMMUNICATIONS DURING VISIT BYM.R.DALEY TO PROPERTY, MAY 25, 1982.HANLEY, J. B., 1953, BOB INGERSOLL MINE (KEYSTONE DISTRICT)IN PEGMATITE INVESTIGATIONS 1942-1945, BLACK HILLS, SOUTHDAKOTA: U.S. GEOLOGICAL SURVEY PROF. PAPER 247, P. 75-83,PLATES 6 AND 7.NORTON, J. J., PAGE, L. R., AND BROBST, D. A., 1962, GEOLOGYOF THE HUGO PEGMATITE KEYSTONE, SOUTH DAKOTA IN PEGMATITESAND OTHER PRECAMBRIAN ROCKS IN THE SOUTHERN BLACK HILLS:U.S. GEOLOGICAL SURVEY PROF. PAPER 297-B, FIGURE 3.U.S. BUREAU OF MINES, 1955, BLACK HILLS MINERAL ATLAS, SOUTHDAKOTA: PART 2.; IC 7707, P. 65-66.SPRINGS, KEN, 1982, PERSONAL COMMUNICATIONS WITH M.R.DALEYDURING VISIT TO PRIVATE BUSINESS, MAY 26, 1982.