augen
[ ou′gən ]
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A large mineral grain or grain cluster having the shape of an eye in cross-section and occurring in foliated metamorphic rocks such as schist and gneiss. Augens form when large mineral crystals are sheared and deformed during the process of metamorphism.
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Words nearby augen
aug., Auge, Augean, Augean stables, Augeas, augen, augend, auger, auger bit, Auger effect, auger-eyed
The American Heritage® Science Dictionary
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