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Differential thermal study of Mg-bearing clays from saline lakes of Southern Tunisia
DTA-TG endo/exothermic double peak enstatite saline lake sediments trioctahedral smectites
2011/11/10
Abstract Clays high in Mg content occur frequently in the high saline environment of salt lakes in southern Tunisia. The DTA curves of these clays show a striking endothermic-exothermic reaction in t...
Phillipsite from Silicic Tuffs in Saline, Alkaline-Lake Deposits
Alkaline lake deposit Chemical composition Phillipsite Tuff Unit-cell parameters X-ray powder diffraction Zeolite
2012/1/5
Phillipsite is a common constituent in diagenetically altered rhyolitic vitric tufts of Cenozoic saline, alkaline-lake deposits where it occurs as spherulites or aggregates of prismatic crystals. This...
Resilication of Bauxite at the Alabama Street Mine, Saline County, Arkansas, Illustrated by Scanning Electron Micrographs
Allophane Al:Si ratio Bauxite Gibbsite Kaolinite Resilication Scanning electron microscopy
2012/2/3
Resilication of bauxite produced kaolin at and beneath an old erosion surface on bauxite at the Alabama Street Mine of ALCOA in Saline County, Arkansas. The transitional alteration can be traced in mo...
Clay Minerals of Lake Abert, an Alkaline, Saline Lake
Chemical analysis Chlorite Illite Interstratification Montmorillonite Saline lake Stevensite X-ray powder diffraction
2012/2/6
Mineralogical and chemical analyses of fine clay fractions from in and around Lake Abert, Lake County, Oregon, show that the pyroclastic rocks supplying detritus to the lake weather to a suite of laye...