| 1913 - 598 Seiten
...in beach placers that are formed of reconcentrated marine and fluviatile deposits. i Smith, P. 8., Geology and mineral resources of the Solomon and Casadepaga quadrangles, Bull. US tii-iil. Survey No. 433, 1910, pp. 69-02. It is practically impossible to state briefly where the processes... | |
| 1911 - 382 Seiten
...quartz with more or less sulphide minerals, of which chalcopyrite is most common. The writer's own i Smith, PS, Geology and mineral resources of the Solomon...quadrangles: Bull. US Geol. Survey No. 433, 1910, pp. 144-145. Collier. AJ, and others, Gold placers of parts of Seward Peninsula: Bull. U. 8. Geol. Survey... | |
| Karl Cäsar von Leonhard - 1911 - 808 Seiten
...ore deposits in Maine and the Milan mine. (US Geol. Survey. Bull. 432. 62 p. 3 pls. Washington 1910.) Smith, PS: Geology and mineral resources of the Solomon and Casadepaga quadrangles, Seward Peninsula, Alaska. (US Geol. Snrvey. Bull. 433. 234 p. 16 pls. Washington 1910.) Da r ton, NH:... | |
| Geological Survey (U.S.) - 1911 - 374 Seiten
...171-172. •Maddren, AG, The Innoko gold placer district: Bull. US Geol. Survey No. 410, 1910, p. 64. > Smith, PS, Geology and mineral resources of the Solomon and Casadepaga quadrangles: Hull. US Geol. Survey No. 433, 1910, pp. 132-133. The writer ' has shown elsewhere that the auriferous... | |
| Virginia State Library - 1911 - 518 Seiten
...across the Cascade Range near the forty-ninth parallel, by GO Smith and FC Calkins. 1904. (no. 235) 2110 smith. PS Geology and mineral resources of the Solomon and Casadepaga quadrangles, Seward Peninsula, Alaska. 1910. (no. 433) 2111 Speucer, AO The Juneau gold belt, Alaska, by A, C. Spencer,... | |
| Virginia State Library - 1911 - 440 Seiten
...across the Cascade Range near the forty-ninth parallel, by GO Smith and FC Calkins. 1904. (no. 235) 2110 Smith, PS Geology and mineral resources of the Solomon and Casadepaga quadrangles, Seward Peninsula, Alaska. 1910. (no. 433) 2111 Spencer, AC The Juneau gold belt, Alaska, by A, C. Spencer,... | |
| 1913 - 632 Seiten
...filaments to masses 2 or 3 feet in width and traceable for several hundred feet along the strike. 1 Smith, PS, Geology and mineral resources of the Solomon and Casadepaga quadrangles: Bull. US Oeol. Survey No. 433, 1908, pp. 59-62. i Collier, AJ,and others, The gold placers of parts of Seward... | |
| Alfred Hulse Brooks - 1916 - 978 Seiten
...specimens show an intergrowth of stibnite, pyrite, and quartz ; others, an aggregate of needle-shaped 1 Smith, PS, Geology and mineral resources of the Solomon and Casadepaga quadrangles, Seward Peninsula, Alaska : TJ. S. Geol. Survey Bull. 433, pp. 140-143, 1910. " Collier, A. ,T., Hess,... | |
| Geological Survey (U.S.) - 1919 - 466 Seiten
...1890. SCHBADEH. FC, A reconnaissance in northern Alaska In 1901 : US Geol. Survey Prof. Paper 20, 1904. SMITH, PS, Geology and mineral resources of the Solomon and Casadepaga quadrangles. Alaska : US Geol. Survey Bull. 433, 1910. The Noatak-Kobuk region, Alaska: US Geol. Survey Bull. 530,... | |
| George Curtis Martin - 1921 - 642 Seiten
...best illustrating the complicated geology that is rather characteristic of the peninsula as a whole. < Smith, PS, Geology and mineral resources of the Solomon and Casadepaga quadrangles, Seward Peninsula, Alaska: US Oeol. Survey Bull. 433, pp. 111-1JO, 1910. MINERALIZATION. ROCK OPENINGS.... | |
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