glauconite
National Institutes of Health
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The Jianshangou Bed is a set of fossil-bearing sedimentary interlayers of the basal volcano-sedimentary deposits of Yixian…
This study is part of research work aimed at identif ying zeolitic occurr ences of economic interest in Sardinia. The aim of the…
Fourier transform infrared spectroscopy (FT-IR) has been successfully used as an alternative to X-ray diffraction in the analysis…
Helvetic sediments from the northern margin of the Alps in eastern Switzerland were studied by clay mineralogical methods. Based…
Conflicting views of the hydrology and dynamics of ice sheets apply to tunnel-valleys in sediment beds. Field data have been…
Abstract Previously paleocurrent data from the Chattanooga Shale and its lateral equivalents suggested deposition on a westward…
Abstract In west-central Alberta, the Lower Cretaceous Glauconite Formation (redefined) comprises a northwestward-thickening…
GLAUCONITE grains are scattered through the arenaceous facies of the English Wealden (pre-Aptian Cretaceous). They become…
Glauconite from the upper part of the Missoula Group of the Belt Series, Flathead County, Montana, has been dated at 1070 million…