Difference between revisions of "Basic rock"
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== Description == | == Description == | ||
| − | [ | + | [[Igneous]] rocks with more than 45 % and less than 52 % of [[silica]]. Basic rocks, sometimes referred to as [[mafic%20minerals|mafic]], are generally dark in color with a density greater than 3. Common examples include [[basalt]] and [[gabbro]]. |
== Synonyms and Related Terms == | == Synonyms and Related Terms == | ||
Revision as of 11:57, 8 January 2014
Description
Igneous rocks with more than 45 % and less than 52 % of Silica. Basic rocks, sometimes referred to as mafic, are generally dark in color with a density greater than 3. Common examples include Basalt and Gabbro.
Synonyms and Related Terms
básica (Port.); mafic
Authority
- Submitted information Comment: José Delgado Rodrigues, LNEC, 2009.