Simple Lithology
pegmatite
http://resource.geosciml.org/classifier/cgi/lithology/pegmatite
| definition | Exceptionally coarse grained crystalline rock with interlocking crystals; most grains are 1cm or more diameter; composition is generally that of granite, but the term may refer to the coarse grained facies of any type of igneous rock;usually found as irregular dikes, lenses, or veins associated with plutons or batholiths. |  |
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| source | Neuendorf et al. 2005 | |
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| in scheme | simplelithology | |||||
| is primary topic of | pegmatite | |||||