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Phillip and Phyllis Lodes (Watson Feldspar Mine), Keystone District, Pennington Co., South Dakota, USA
Latitude: 43°53'17"N
Longitude: 103°22'50"W
Longitude: 103°22'50"W
Deposit:: GUITERAS,J.R.,USBM INFO.CIRC.7112,1940,P.27,PP.83-84
Deposit:: GUITERAS,J.R.,USBM INFO.CIRC.7112,1940,P.27
Deposit:: ROBERTS, W.L., AND RAPP, GEORGE, 1965, MINERALOGY OF THE BLACK HILLS, SOUTH DAKOTA SCHOOL OF MINES AND TECHNOLOG
Commodities (Major) - Feldspar; (Trace) - Mica, Tin, Beryllium
Development Status: Past Producer
Host Rock: Pegmatite
Mineral List
| Beryl Cassiterite | Heterosite 'K Feldspar' | 'Mica Group' Quartz | Triphylite |
7 entries listed. 5 valid minerals.
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Locality Updated: Blackjack Mine, Beetown, Upper Mississippi Valley District, Grant Co., Wisconsin, USAFrom Debbie Woolf, 20th Jun 2013 10:11:23