(mineralogy) Any alkali feldspar (orthoclase, microcline, sonidine, adularia) containing the molecule KAlSi3O8. Incorrectly known as K feldspar; potash feldspar.
potassium feldspar
| Sci-Tech Dictionary: potassium feldspar |
(pə′tas·ē·əm ′fel′spär)
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 | valencianite (mineralogy) |
| foyaite (petrology) |
| alkali feldspar (mineralogy) |
 | What is the result when carbonic acid reacts with potassium feldspar? Read answer... |
| What is Feldspar? Read answer... |
| Is feldspar a marble? Read answer... |
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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 |
Related answers
- What is the chemical composition of potassium feldspar?
- Quartz and potassium feldspar grains are the main constituents of which rock?
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- Where is potassium feldspar located?
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Mentioned in
- valencianite (mineralogy)
- foyaite (petrology)
- alkali feldspar (mineralogy)
- perthitic (geology)
- perthite (geology)
- rapakivi texture (petrology)
- antiperthite (geology)
- orthoclase (mineralogy)
- microcline (mineralogy)
- Granulite (mineralogy and petrology)
- Albite (mineralogy and petrology)
- Lamprophyre (mineralogy and petrology)
- kaolin
- Biotite (mineralogy and petrology)
