http://resource.geosciml.org/classifier/cgi/lithology/quartz_anorthosite
broader |
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definition | Anorthositic rock that contains between 5 and 20 percent quartz in the QAPF fraction. QAPF field 10*. | ||||||
source | LeMaitre et al. 2002 | ||||||
type |
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in scheme | simplelithology original |