Changes

Acid Rock (view source)

10 bytes removed , 12:27, July 20, 2010

no edit summary

Line 1: Line 1:

'''Acid rocks''' are [[igneous rock]]s 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)

+

*Pellant, Chris. ''The Complete Book of Rocks and Minerals'', p.250, Dorling Kindersley Inc.: New York (1995)

[[category:Igneous Rocks]]

148

edits