Geologic units containing exhalite

Earth material > Sedimentary rock > Chemical sedimentary rock

Exhalite

A chemical sedimentary rock, usually containing oxide, carbonate, or sulfide as anions, and iron, magnesium, base metals, and gold as cations, formed by the issuance of volcanically derived fluids onto the sea floor or into the sea.

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Idaho

Idaho

Quartzite, siltite, argillite, and mica schist; Middle Proterozoic Lemhi Group; southern Belt province (Middle Proterozoic): Intermediate Precambrian sediments, feldspathic quartzite and siltstone of southern Idaho.

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U.S. Department of the Interior | U.S. Geological Survey
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Page Last modified: 11:56 on 09-Apr-2013