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phonolitic foidite

definition Foiditoid that contains less than 90 percent feldspathoid minerals in the QAPF fraction, and has a plagioclase to total feldspar ratio that is less than 0.5 more like this
source LeMaitre et al. 2002 more like this
Resource original
Concept original
broader original
narrower phonolitic_foidite original
in scheme simplelithology original
is primary topic of phonolitic_foidite