Difference between revisions of "Acid Rock"
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| − | + | '''Acid rocks''' are [[igneous rock]]s with over 65% total [[silica]] and over 20% [[quartz]]. | |
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| + | ==Sources== | ||
| + | *Pellant, Chris. ''The Complete Book of Rocks and Minerals'', p.250, Dorling Kindersley Inc.: New York (1995) | ||
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| + | [[category:Igneous Rocks]] | ||
Revision as of 20:19, September 4, 2011
Acid rocks are igneous rocks with over 65% total silica and over 20% quartz.
Sources
- Pellant, Chris. The Complete Book of Rocks and Minerals, p.250, Dorling Kindersley Inc.: New York (1995)