Geology of the Eagle-Circle District, Alaska, 816-819호U.S. Government Printing Office, 1930 - 168페이지 |
도서 본문에서
40개의 결과 중 1 - 5개
페이지
... Permian series____ 121 Tahkandit limestone .. 121 Triassic system .... Upper Triassic series .. Cretaceous and Tertiary systems .. Lower Cretaceous series-- Kandik formation .__ Upper Cretaceous and Eocene series .. 130 130 136 136 136 ...
... Permian series____ 121 Tahkandit limestone .. 121 Triassic system .... Upper Triassic series .. Cretaceous and Tertiary systems .. Lower Cretaceous series-- Kandik formation .__ Upper Cretaceous and Eocene series .. 130 130 136 136 136 ...
페이지
... ( Permian ) along northeast bank of the Yukon River just above the mouth of the Nation River ; B , Conglomerate and sandstone of Nation River formation on the east bank of the Yukon River a few miles below Eagle ... 11. A , Infaulted ...
... ( Permian ) along northeast bank of the Yukon River just above the mouth of the Nation River ; B , Conglomerate and sandstone of Nation River formation on the east bank of the Yukon River a few miles below Eagle ... 11. A , Infaulted ...
5 페이지
... Permian localities along the Yukon at Calico Bluff and at the mouth of the Nation River , respectively . SCOPE OF THE PRESENT REPORT During the summer of 1925 the writer , assisted by M. M. Knechtel , made another boat traverse from the ...
... Permian localities along the Yukon at Calico Bluff and at the mouth of the Nation River , respectively . SCOPE OF THE PRESENT REPORT During the summer of 1925 the writer , assisted by M. M. Knechtel , made another boat traverse from the ...
46 페이지
... Permian rocks constitute well - known geologic units along the Yukon and elsewhere in interior Alaska , but they are so extremely fossiliferous that it is inconceivable that their fossil content could be obliterated by metamorphism of ...
... Permian rocks constitute well - known geologic units along the Yukon and elsewhere in interior Alaska , but they are so extremely fossiliferous that it is inconceivable that their fossil content could be obliterated by metamorphism of ...
50 페이지
... Permian , are separately listed under the Tahkandit ( Permian ) limestone . ( See p . 129. ) All the others , as revised , are listed below : XIV s 43 : Favosites sp . Zaphrentis sp . Crinoidal fragments . Fenestella , several sp ...
... Permian , are separately listed under the Tahkandit ( Permian ) limestone . ( See p . 129. ) All the others , as revised , are listed below : XIV s 43 : Favosites sp . Zaphrentis sp . Crinoidal fragments . Fenestella , several sp ...
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자주 나오는 단어 및 구문
Alaska altitude Appalachian Plateaus bank Basin beds Berea Birch Creek boundary line Calico Bluff Cambrian Carolina cession charter chert claimed coast commissioners Cong conglomerate Congress Connecticut Cretaceous Cuyahoga Cuyahoga River degree of north Delaware deposits Devonian east eastern escarpment Euclid feet fossils Georgia glacial granite included international boundary intersection Lake Erie latitude limestone longitude Louisiana main channel Massachusetts meridian Mexico Mississippi River Missouri monument moraine Mountains mouth north boundary north latitude northeast northern boundary northwest corner Ocean Ohio Ordovician Paleozoic parallel of latitude Pennsylvania Permian present Productus quadrangle region ridge rocks Rocky River sandstone schist sea level sess shale shore side Silurian southwest square miles Stat stone stream Survey Bull surveyed and marked Tennessee Territory Texas thence thickness treaty U. S. Geol United Upper valley Virginia Washington western boundary Woodchopper York Yukon River
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