Geologic Reconnaissance in the Matanuska and Talkeetna Basins, AlaskaU.S. Government Printing Office, 1907 - 71 sayfa |
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100 sonuçtan 1-5 arası sonuçlar
Sayfa 7
... miles above its mouth . The Talkeetna is about 75 miles long . Near its mouth it is a swift stream , 300 or 400 feet wide . During high water it can be crossed with a pack train only by swimming the horses and rafting the outfit . Sheep ...
... miles above its mouth . The Talkeetna is about 75 miles long . Near its mouth it is a swift stream , 300 or 400 feet wide . During high water it can be crossed with a pack train only by swimming the horses and rafting the outfit . Sheep ...
Sayfa 8
... miles . The river flows in a trough or valley sunk into the floor of the broader valley previ- ously described . The newer valley is a mile or two wide along the lower stretches of the stream , but in places closes to a narrow box ...
... miles . The river flows in a trough or valley sunk into the floor of the broader valley previ- ously described . The newer valley is a mile or two wide along the lower stretches of the stream , but in places closes to a narrow box ...
Sayfa 34
... miles along the river . The course of this stream can be traced from the top of Glacier Point for 25 or 30 miles to the southeast . Its source here is probably in the névé which follows the crest of the Chugach Range to the east , and ...
... miles along the river . The course of this stream can be traced from the top of Glacier Point for 25 or 30 miles to the southeast . Its source here is probably in the névé which follows the crest of the Chugach Range to the east , and ...
Sayfa 37
... mile at the Copper River basin Matanuska Valley widens to 20 miles near Cook Inlet . Knik Arm appears to represent a slight drowning of lower Matanuska Valley , from which the region is at present recovering . There is some evidence ...
... mile at the Copper River basin Matanuska Valley widens to 20 miles near Cook Inlet . Knik Arm appears to represent a slight drowning of lower Matanuska Valley , from which the region is at present recovering . There is some evidence ...
Sayfa 40
... miles above Coal Creek . The field work of 1906 extended the known area of Tertiary coal- bearing rocks approximately 18 miles up Chickaloon Creek , though no outcrops of coal were observed . The discovery of an area of Mesozoic rocks ...
... miles above Coal Creek . The field work of 1906 extended the known area of Tertiary coal- bearing rocks approximately 18 miles up Chickaloon Creek , though no outcrops of coal were observed . The discovery of an area of Mesozoic rocks ...
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
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