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25 feet 30 feet Alaska aluminum tablet stamped anticline azimuth Back azimuth beds bridge Cape Lewis Cape Lisburne carbonate Carboniferous chlorite Chouteau County cleavage coal Cook Inlet corner fence corner fence post COUNTY Creek cross on corner crossroads deposits distant feet east feet north feet northwest feet south feet southeast feet thick feet west forks of road formation four corners Freeport Geol Geological gravels hill iron post stamped Kenai Kenai Mountains Kittanning Latitude limestone Longitude magnetite mail box mile north mile south mile west Milepost miles east miles southeast muscovite northeast corner northwest to cross oak tree old opening post stamped Prim post-office primary traverse pyrite quadrangle quarry quarter corner quartz quartzite Railroad Railway River road crossing road east road north road south road west rock sandstone schoolhouse seam sericite shale southwest Station mark Survey tablet stamped Prim telephone pole Trav triangulation station Upper Freeport coal Valley
Page x - The geology and mineral resources of a portion of the Copper River district, Alaska.
Page 203 - The serial publications of the United States Geological Survey consist of (1 ) Annual Reports, (2) Monographs, (3) Professional Papers, (4) .Bulletins, (5) Mineral Resources, (6) Water-Supply and Irrigation Papers, (7) Topographic Atlas of United States— folios and separate sheets thereof, (8) Geologic Atlas of the United States — folios thereof.
Page x - WJ Peters. Koyukuk and Chandlar rivers, portions of; scale, 1:625000. Contained in "Preliminary report of a reconnaissance along the Chandlar and Koyukuk rivers, Alaska, in 1899.
Page 113 - ... The slate from this quarry is very dark gray with a greenish hue, and to' the unaided eye has a granular sparkling crystalline texture and a roughish, but very lustrous, cleavage surface. It is slightly graphitic (or carbonaceous). The sawn edge shows pyrite. It contains rare particles of magnetite, does not effervesce in cold dilute hydrochloric acid, and is very sonorous. Under the microscope the...
Page 265 - Dictionary of altitudes in United States, by Henry Gannett. 1884. 325 pp. (Out of stock; see Bulletin Ш1.) 6. Elevations in Dominion of Canada, by JW Spencer. 1884. 43 pp. (Out of stock.) 13. Boundaries of United States and of the several States and Territories, with historical sketch...