Yazar
Jeffrey S Loen
4 cilt bulundu.
Cilt sonuçları
Sedimentology and gold placer deposits--Cathedral Bluffs member of the Wasatch Formation, Dickie Springs-Pacific Butte Area, Fremont County, Wyoming
Jeffrey S Loen · U.S. Dept. of the Interior, Geological Survey
Sayfa sayısı yok · 1986
Gold ores / Sediments (Geology)
Geology and mineral deposits of the Miners Gulch Area, Granite County, Montana
Jeffrey S. Loen · For sale by the Books and Open-File Reports Section, U.S. Geological Survey
51 sayfa · 1988
Geology / Mines and mineral resources
Reconnaissance investigation of sand, gravel and quarried bedrock resources in the Bellingham 1:100,000 quadrangle, Washington
Jeffrey S. Loen · Washington Dept. of Natural Resources, Division of Geology and Earth Resources
45 sayfa · 2001
Gravel / Quarries and quarrying / Sand and gravel industry
Gold placer deposits and a molybdenum anomaly in the Miners Gulch area, Granite County, Montana
Jeffrey S. Loen · U.S. Govt. Print. Off.
51 sayfa · 1989
Economic Geology / Geochemistry / Geology / Geomorphology / Gold ores