Simple Lithology

paragneiss

http://resource.geosciml.org/classifier/cgi/lithology/paragneiss

definition A gneiss with mineralogy and texture indicating derivation from a sedimentary rock protolith. Typically consists of abundant quartz, mica, or calcsilicate minerals; aluminosilicate minerals or garnet commonly present. composition of rock tends to be more variable on a decimetric scale that in orthogneiss. more like this
source This vocabulary more like this
type
Resource
Concept
broader gneiss
narrower paragneiss
in scheme simplelithology
is primary topic of paragneiss