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 8
... sides , the largest and most important of which is Metal Creek , empty- ing into the river from the east near the front ... side of Mata- nuska Valley is a portion of the Chugach Mountains . As seen from Matanuska Valley , they include ...
... sides , the largest and most important of which is Metal Creek , empty- ing into the river from the east near the front ... side of Mata- nuska Valley is a portion of the Chugach Mountains . As seen from Matanuska Valley , they include ...
Sayfa 9
... side of Knik Arm and strike into the Chugach Mountains . East of Chickaloon Creek marine Jurassic strata attain an exten- sive development . They are divided into two unconformable series . The lower series is characterized by a volume ...
... side of Knik Arm and strike into the Chugach Mountains . East of Chickaloon Creek marine Jurassic strata attain an exten- sive development . They are divided into two unconformable series . The lower series is characterized by a volume ...
Sayfa 12
... side of Knik Arm and in the valley of Knik River consist largely of graywackes , slates , and phyllites , with a Eldridge , G. H. , Reconnaissance in Susitna basin and adjacent territory , Alaska , in 1898 : Twentieth Ann . Rept . U. S. ...
... side of Knik Arm and in the valley of Knik River consist largely of graywackes , slates , and phyllites , with a Eldridge , G. H. , Reconnaissance in Susitna basin and adjacent territory , Alaska , in 1898 : Twentieth Ann . Rept . U. S. ...
Sayfa 15
... side of Knik Arm were included by Men- denhall in the Sunrise " series , " as originally defined - a name given to the metamorphic gold - bearing rocks occurring in the Sunrise mining district on Turnagain Arm . They are described by ...
... side of Knik Arm were included by Men- denhall in the Sunrise " series , " as originally defined - a name given to the metamorphic gold - bearing rocks occurring in the Sunrise mining district on Turnagain Arm . They are described by ...
Sayfa 16
... side of Knik Arm form bosses , whose relation to the surround- ing sedimentary rocks was not seen . They are cut by andesitic dikes of greenstone habit . A mass of peridotite composed of augite , en- statite , and partially ...
... side of Knik Arm form bosses , whose relation to the surround- ing sedimentary rocks was not seen . They are cut by andesitic dikes of greenstone habit . A mass of peridotite composed of augite , en- statite , and partially ...
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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