搜索结果: 1-4 共查到“矿床学与矿相学 Cambrian”相关记录4条 . 查询时间(0.125 秒)
Mineralogical and Rb-Sr Isotope Studies of Low-Temperature Diagenesis of Lower Cambrian Clays of the Baltic Paleobasin of North Estonia
Baltic Paleosedimentary Basin Cambrian Low-Temperature Diagenesis Illitization
2011/12/2
Abstract: X-ray diffraction (XRD), Rb-Sr isotope analysis, transmission electron microscopy (TEM), energy-dispersive X-ray spectroscopy (EDS), and Fourier transform infrared (FTIR) methods were used t...
Transmission Electron Microscopy Study of Very Low-Grade Metamorphic Rocks in Cambrian Sandstones and Shales, Ossa-Morena Zone, Southwest Spain
AEM Anchizone Chloritic Phases Clastic Rocks Mica Polytypes Variscan Belt
2011/12/5
Abstract: This study examines the evolution of the texture, structure, and chemical composition of rocks derived from clastic materials of the Ossa-Morena Zone (Hesperian Massif, Spain). Previous stud...
Mossbauer Characteristics of Cambrian Glauconite, Central U.S.A.
Mossbauer Characteristics Cambrian Glauconite
2012/2/13
Mossbauer characteristics of 57Fe nuclci in 8 samples of mineral glauconite of Cambrian age and one sample of Cretaceous age (slightly disordered) were obtained at temperatures between 50 and 295 K to...
Microstructure, Mineralogy and Chemistry of Cambrian Glauconite Pellets and Glauconite, Central U.S.A.
Microstructure Mineralogy Cambrian Glauconite Pellets
2012/2/13
Glauconite pellets in the Cambrian of the central U.S.A. frequently contain two textural forms of glauconite–aggregate and oriented—which differ in both mineralogy and chemistry. The aggregate glaucon...