Difference between revisions of "Acid Rock"
Jump to navigation
Jump to search
Seventyfour (talk | contribs) |
m (Reverted edits by Seventyfour (Talk); changed back to last version by BrianCo) |
||
| Line 1: | Line 1: | ||
| − | '''Acid | + | '''Acid rocks''' are [[igneous rock]]s with over 65% total [[silica]] and over 20% [[quartz]]. |
| − | + | ||
Pellant, p. 250 | Pellant, p. 250 | ||
Revision as of 17:34, November 28, 2007
Acid rocks are igneous rocks with over 65% total silica and over 20% quartz.
Pellant, p. 250
Sources
- Pellant, Chris. The Complete Book of Rocks and Minerals, Dorling Kindersley Inc.: New York (1995)