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pro vyhledávání: '"Gail S. Russell"'
Publikováno v:
Chemical Geology. 74:153-171
Sr concentrations and 87 Sr 86 Sr ratios have been determined for brines from formations spanning most of the Cretaceous in two oilfields in the Mississippi Salt Dome Basin and from local salt domes, chalk, sands and shales. The Selma Group is predom
Publikováno v:
Lithos. 16:223-245
A summary of available geochronology of deformational fabrics formed at greenschist and higher grades in the central and southern Appalachians is presented as a map showing the ages of regional metamorphism and ductile deformation. The ca. 480-435 Ma
Publikováno v:
Geological Society of America Bulletin. 96:381
Rb-Sr isotopic data document Alleghanian ages for the metamorphic event which formed the upper greenschist- to amphibolite-grade Raleigh belt and for the D 3 deformational event which formed regional-scale folds and mylonite zones in the eastern Nort