Definitionn. an olive-green sandstone containing glauconite
Last update: August 5, 2015
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Amber and certain similar substances are found to a limited extent at several localities in the United States, as in the greensand of New Jersey, but they have little or no economic value. [Please select]
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These are small, hard, gray nodules, obtained by washing a stratum, of about one foot in thickness, lying in the upper greensand formation in Cambridgeshire. [Please select]
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"On the slopes of the Pyrenees and Appennines, two of the formations are raised up, namely, the oolite and the greensand and chalk; the tertiary formations, and the diluvium that covers them, have preserved their primitive horizontality." [Please select]
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The Pyrenees and Appennines are, therefore, more modern than the limestone of Jura, and the greensand which they have raised, and more ancient than the tertiary strata and the diluvium. [Please select]
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