翻訳と辞書 |
Burro Canyon Formation : ウィキペディア英語版 | Burro Canyon Formation
The Burro Canyon Formation is an Early Cretaceous Period sedimentary geologic formation, found in western Colorado, the Chama Basin and eastern San Juan Basin of northern New Mexico, and in eastern Utah.〔(New Mexico Geological Association.edu: "SURFACE and SUBSURFACE STRATIGRAPHY of the BURRO CANYON FORMATION, DAKOTA SANDSTONE, and INTERTONGUED MANCOS SHALE of the CHAMA BASIN, NEW MEXICO" ); 2005.〕 ==Geology== The lithology of the Burro Canyon Formation is dominated by medium- to fine-grained sandstone, much of which has rounded chert and quartz pebbles above scour surfaces.〔 The Burro Canyon Formation was deposited in a braided- stream system.〔 The formation overlies the Morrison Formation, and underlies the Mancos Shale Formation.〔 It is similar to the Cedar Mountain Formation in the region.
抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)』 ■ウィキペディアで「Burro Canyon Formation」の詳細全文を読む
スポンサード リンク
翻訳と辞書 : 翻訳のためのインターネットリソース |
Copyright(C) kotoba.ne.jp 1997-2016. All Rights Reserved.
|
|