Difference between revisions of "Basic Rock"

Revision as of 06:53, January 14, 2008

Basic rocks are igneous rocks that contain between 45% and 55% total silica. These have less than 10% quartz and are rich in ferro-magnesian minerals.

Pellant, p. 250

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

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

−	[[category:Igneous ~~rocks~~]]	+	[[category:Igneous Rocks]]