Yazar
James Jennings Norton
7 cilt bulundu.
Cilt sonuçları
Lithium anomaly near Pringle, Southern Black Hills, South Dakota, possibly caused by unexposed rare-mineral pegmatite
James Jennings Norton · Dept. of the Interior, U.S. Geological Survey
Sayfa sayısı yok · 1984
Lithium ores / Pegmatites / Schists
Gold in the Black Hills, South Dakota, and how new deposits might be found
James Jennings Norton · U.S. Dept. of the Interior, Geological Survey
22 sayfa · 1974
Gold ores / Prospecting
Bald Mountain gold mining region, northern Black Hills, South Dakota
James Jennings Norton · U.S. Dept. of the Interior, Geological Survey
Sayfa sayısı yok · 1983
Gold mines and mining / Gold ores
Lithium resources of North America
James Jennings Norton · U.S. G.P.O.
350 sayfa · 1955
Economic Geology / Lithium / Lithium mines and mining / Lithium ores / Pegmatites
Ternary diagrams of the quartz-feldspar content of pegmatites in Colorado
James Jennings Norton · U.S. Govt. Print. Off.
16 sayfa · 1966
Beryl / Composition / Geochemistry / Pegmatites