Results 31 to 40 of about 1,739 (59)
, 1941 CALIFORNIA GULCH PLACERS Sheridan District. Madison County. Minerals Yearbook 1941. Page 382. Tested Tradehorn Mining and Construction Company using a dry-land dredge.https://digitalcommons.mtech.edu/minerals_yearbook_all/1145/thumbnail ...
WPA
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, 1941 CONFEDERATE GULCH PLACERS Backer District. Broadwater County. Minerals Yearbook 1941. Page 375. Two draglines operated by Pitcher Placer Mining Company at Boulder Bar. Dry-land dredges also operated by R.G. Woodard and C.J. Painter.https://digitalcommons.
WPA
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, 1897 Zimmermann Maurice. Les placers du haut Yukon. In: Annales de Géographie, t. 6, n°30, 1897. pp.
Zimmermann, Maurice
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Les placers aurifères de la moyenne vallée du Duerna (Espagne)
, 1977 Hérail Gérard. Les placers aurifères de la moyenne vallée du Duerna (Espagne). In: Revue géographique des Pyrénées et du Sud-Ouest, tome 48, fascicule 4, 1977. pp.
Hérail, Gérard
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Amber placers of present-day seas
, 2009 Приведена геологическая характеристика важнейших современных прибрежно-морских россыпей янтаря. Прослежена зависимость их состава от коренного первоисточника.Розглянуто геологічну характеристику найважливіших сучасних прибережно-морських розсипів ...
Гранова, А.К. +1 more
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, 1897 View of the Widow, Last, Chance, Coony Wood, Butte, and other placers. This is located on the north side of the Coeur d'Alene Mining District, in the Murray area.
Barnard Studio (Wallace Idaho)
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, 1940 FAIR PLAY PLACERS Confederate Gulch District (Backer). Broadwater County. Minerals Yearbook 1940. Page 353. Chief placer producer in district. Gold. (Located in Confederate Gulch).https://digitalcommons.mtech.edu/minerals_yearbook_all/1437/thumbnail ...
WPA
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, 1956 Discussing radioactive titaniferous heavy mineral placers in the San Juan Basin in New Mexico and ...
Chenoweth, William L.
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