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]]. | '''Acid rocks''' are [[igneous rock]]s with over 65% total [[silica]] and over 20% [[quartz]]. | ||
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==Sources== | ==Sources== | ||
| − | *Pellant, Chris. ''The Complete Book of Rocks and Minerals'', Dorling Kindersley Inc.: New York (1995) | + | *Pellant, Chris. ''The Complete Book of Rocks and Minerals'', p.250, Dorling Kindersley Inc.: New York (1995) |
[[category:Igneous Rocks]] | [[category:Igneous Rocks]] | ||
Revision as of 12:27, July 20, 2010
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)