feldspathic graywacke

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feldspathic graywacke [fel′spath·ik ′grā‚wak·ə]

(petrology)

Sandstone containing less than 75% quartz and chert and 15-75% detrital clay matrix, and having feldspar grains in greater abundance than rock fragments. Also known as arkosic wacke; high-rank graywacke.

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arkosic wacke
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Feld, Eliot
Feld, Elliot
Feldberg
Feldkirch
Feldman, Morton
Feldman, Sandra
feldspar
feldspathic graywacke
feldspathic sandstone
feldspathic shale
feldspathization
feldspathoid
Feldstein, Martin S.
FeliCa
felicity

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