Simple Lithology

quartz trachyte

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

definition Trachytic rock that contains between 5 and 20 percent quartz in the QAPF fraction. QAPF field 7*. more like this
source LeMaitre et al. 2002 more like this
type
Resource
Concept
broader trachytic rock
narrower quartz trachyte
in scheme simplelithology
is primary topic of quartz trachyte