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foid bearing syenite

definition Syenitic rock that contains between 0 and 10 percent feldspathoid mineral and no quartz in the QAPF fraction. Defined modally in QAPF Field 7'. more like this
source LeMaitre et al. 2002 more like this
Resource original
Concept original
broader original
narrower foid_bearing_syenite original
in scheme simplelithology original
is primary topic of foid_bearing_syenite