40Ar/39Ar and K-Ar geochronology and tectonic significance of the Upper Cretaceous Adel Mountain volcanics and spatially associated Tertiary igneous rocks, northwestern Montana /
- 翻译题名：氩40/氩39和钾－氩的地质年代学及蒙大拿州西北部上白垩统埃得尔山火山岩和第三系共生火成岩的构造意义.
- 出版日期：2005.
- 出版者：U.S. Geological Survey,
- 页数：iv, 29 p. :
- 出版地：Reston, Va. :
- 第一责任说明：by Stephen S. Harlan ... [et al.].
- 尺寸：28 cm.
- 分类号：a275 ; a511
- ISBN：0-607-96824-9(pbk.) :
MARC全文
0200093617 20070813152943.0 070813s2005 vauab frb |000|||eng | 0-607-96824-9(pbk.) : CNY60.00 NGL n-us-mt a275 ; a511 氩40/氩39和钾－氩的地质年代学及蒙大拿州西北部上白垩统埃得尔山火山岩和第三系共生火成岩的构造意义. chi 40Ar/39Ar and K-Ar geochronology and tectonic significance of the Upper Cretaceous Adel Mountain volcanics and spatially associated Tertiary igneous rocks, northwestern Montana / by Stephen S. Harlan ... [et al.]. Reston, Va. : U.S. Geological Survey, 2005. iv, 29 p. : col. ill., col. maps ; 28 cm. Professional paper ; 1696 Includes bibliographical references (p.18-19) Geochronometry ; Rocks, Igneous ; Geology, Stratigraphic ; Geology, Stratigraphic ; Radioactive dating Montana ; Craig Region. ; Montana ; Craig Region. ; Montana ; Craig Region. Cretaceous. ; Tertiary. aHarlan, Stephen S. U.S. Geological Survey. Professional paper / U.S. Geological Survey ; 1696. aCN bNGL NGL EB00068477 r￥60.00 ; v1696 P 254.2 P94 acxh b1 ecxh0702