Geologic Reconnaissance in the Matanuska and Talkeetna Basins, AlaskaU.S. Government Printing Office, 1907 - 71 sayfa |
Kitabın içinden
100 sonuçtan 1-5 arası sonuçlar
Sayfa 28
... depth of nearly 10,000 feet of strata . If the Kenai of Matanuska Valley be compared with the Kenai exposed at Tyonek , the contrast is even greater , though Tyonek is nearer than Kachemak Bay . The Kenai at Tyonek consists " of alter ...
... depth of nearly 10,000 feet of strata . If the Kenai of Matanuska Valley be compared with the Kenai exposed at Tyonek , the contrast is even greater , though Tyonek is nearer than Kachemak Bay . The Kenai at Tyonek consists " of alter ...
Sayfa 33
... depth of 1.000 feet under a succession of basalt flows and tuffs . While this extravasation of volcanic material occurred throughout the Talkeetna area an extensive series of diabase dikes and sills were injected into the Kenai strata ...
... depth of 1.000 feet under a succession of basalt flows and tuffs . While this extravasation of volcanic material occurred throughout the Talkeetna area an extensive series of diabase dikes and sills were injected into the Kenai strata ...
Sayfa 66
... depth from 2 to 3 feet . The gold is coarse and rough , and assays at the mint $ 16.58 per ounce . Very little black sand is found . The greater part of the gold occurs close to or in crevices of the bed rock , but it is not deemed ...
... depth from 2 to 3 feet . The gold is coarse and rough , and assays at the mint $ 16.58 per ounce . Very little black sand is found . The greater part of the gold occurs close to or in crevices of the bed rock , but it is not deemed ...
Sayfa 43
... depth of more than 33 fathoms at the entrance , but large ves- sels can not approach nearer than within 3 miles of the landing at the head of the bay . Port Clarence , about 80 miles northwest of Nome , is the only harbor · of the ...
... depth of more than 33 fathoms at the entrance , but large ves- sels can not approach nearer than within 3 miles of the landing at the head of the bay . Port Clarence , about 80 miles northwest of Nome , is the only harbor · of the ...
Sayfa 52
... depth of snow , perhaps 3 feet , falls , but it is so badly drifted by the frequent severe northeastern gales of this season that it has proved impossible to obtain accurate measurements of the amount . There are no known measurements ...
... depth of snow , perhaps 3 feet , falls , but it is so badly drifted by the frequent severe northeastern gales of this season that it has proved impossible to obtain accurate measurements of the amount . There are no known measurements ...
Sık kullanılan terimler ve kelime öbekleri
Alaska andesite Anvil Creek basin beach beam bed rock bench Bendeleben Mountains bowlders Brooks Bull Cape Nome cement cent channel Chickaloon Chickaloon Creek chloritic claims clay coal coarse coastal plain Collier concrete conglomerate contain creek bed district ditch east elevation erosion feet thick Geological Survey geology Glacier gold placers granite graphitic gravel greenstone Gulch inches intrusive Iron Creek Jurassic Kenai Kigluaik Mountains Knik Knik River Kougarok Kuzitrin Kuzitrin River limestone lower Matanuska Matanuska River material mica schist miles mineral mining Moffit mouth muck Niukluk Niukluk River Nome and Norton Nome group Nome River Norton Bay Norton Bay regions nuggets occur Ophir Creek pay streak pebbles placer gold Port Clarence probably reconnaissance reported sand sandstones schist Seward Peninsula Shale slates slopes sluice boxes special publication stream surface Susitna Talkeetna Mountains test pieces tributary U. S. Geol upper valley
Popüler pasajlar
Sayfa 63 - Reconnaissances in the Cape Nome and Norton Bay regions, Alaska, in 1900,
Sayfa 19 - F. as practicable, and observed at intervals for at least 28 days. (c) A third pat is exposed in any convenient way in an atmosphere of steam, above boiling water, in a loosely closed vessel for five hours. These...
Sayfa 10 - All tests shall be made in accordance with the methods proposed by the Committee on Uniform Tests of Cement...
Sayfa 19 - Sand. 7 days (1 day in moist air, 6 days in water) 200 Ibs.
Sayfa 19 - A third pat is exposed in any convenient way in an atmosphere of steam, above boiling water, in a loosely closed vessel for five hours.
Sayfa 23 - All disputed titles, whether to mining claims or town lots, shall at once be brought before the civil authorities for settlement. So long as the civil authorities can handle such matters the military authorities will take no action. In case it becomes necessary for the military authorities to act, the claim or lot will be held in its condition at the time, neither party being allowed to do any work to change the condition of the same. While there exists no objection to the holding of orderly meetings...
Sayfa 81 - Method. — As a method to be followed for the analysis of cement, that proposed by the committee on uniformity in the analysis of materials for the...
Sayfa v - Bulletin 284, 1906, pp. 128-131. The Yukon-Tanana region, Alaska; description of the Circle quadrangle,, by LM Prindle. Bulletin...
Sayfa 252 - ... of places. One of these is a mineralized belt 12 feet wide, which strikes northwest. In this impregnated zone vein quartz is associated with pyrite. It is reported to assay as high as $8 to the ton, but a specimen obtained by Mr. Collier showed only traces of gold and silver.
Sayfa 23 - ... no objection to the holding of orderly meetings for the discussion of ordinary business affairs, in any meeting held for the purpose of acting in district affairs no person is entitled to participate excepting claim holders. Any attempt so to participate by other persons is illegal, and the proper steps will be taken to prevent it. Decisions and orders of the civil courts will be supported by the entire power and authority of the United States troops. No persons will be allowed to carry firearms,...