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abundant Account Alaska analyses andesitic Anthracite appears basalts beds Bone Brooks Bull character Chickaloon Creek closely coal field Coal Shale coke conglomerate considerable consist Contained Cook Inlet Copper River deposits described distribution district east eastern Economic evidence fault feet feet thick folding formation fossils fragments geology Glacier gold granite gravel graywackes greenstones head included indicated Jurassic Kenai Knik lignite localities lower Martin mass Matanuska River Matanuska Valley material Mendenhall Middle Jurassic miles mineral resources mining mouth numerous occurs placer portion Preliminary present probably quadrangle quartz range reconnaissance region represented Rept Ridge rocks sandstones scale schists seams seen Seward Peninsula Shale Shale Coal side slate southeastern southern strata stream strike Survey Susitna Talkeetna Mountains thick Tsadaka tuffs tunnel United upper various volcanic western
Seite 75 - Geology and water resources of the Patrick and Goshen Hole quadrangles in eastern Wyoming and western Nebraska, by GI Adams. 1902. 50 pp., 11 pis. B 199. Geology and water resources of the Snake River Plains of Idaho, by IC Russell.
Seite 71 - B 21. Lignites of Great Sioux Reservation: Report on region between Grand and Moreau rivers, Dakota, by Bailey Willis. 1885. 16pp., 5 pis. (Out of stock.) B 46. Nature and origin of deposits of phosphate of lime, by RAF Penrose, jr., with introduction by NS Shaler.