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glauconite |
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glauconite [′glȯ·kə‚nīt] (mineralogy) K15(Fe,Mg,Al)4-6(Si,Al)8O20(OH)4A type of clay mineral; it is dioctohedral and occurs in flakes and as pigmentary material. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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The new borehole record may not be that helpful, however, because the waning years of the Cretaceous are represented by glauconitic clay, says Gerta Keller of Princeton University The presence of this clay indicates that the New Jersey site was in shallow water at the time of the impact and thus subject to waves that agitated the seafloor sediments. PrimeWest's Southeast Alberta Shallow Gas Play consists of shallow gas pools in the Medicine Hat and Milk River formations plus deeper, more prolific pools in Glauconitic zones. PrimeWest's Southern Alberta Shallow Gas Play consists of shallow gas pools in the Medicine Hat and Milk River formations plus deeper, more prolific pools in Glauconitic zones. |
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