(petrology) Denoting igneous rock in which the inter-stices between the feldspar crystals are filled with discrete crystals or grains of pyroxene.
Diabasic
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(¦dī·ə¦bās·ik)
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| Geological Glossary: Diabasic |
A rock texture that is a common traprock type, characterized by lathlike feldspar crystals, around which grains or crystals of dark minerals (pyroxene) have filled in.
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 | Sci-Tech Dictionary. McGraw-Hill Dictionary of Scientific and Technical Terms. Copyright © 2003, 1994, 1989, 1984, 1978, 1976, 1974 by McGraw-Hill Companies, Inc. All rights reserved. Read more |
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| Geological Glossary. Peterson Field Guide to Rocks and Minerals, by Frederick H. Pough. Copyright © 1998 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved. Read more |
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