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foid diorite

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

definition Foid dioritoid in which the plagioclase to total feldspar ratio is greater than 0.9. Includes rocks defined modally in QAPF field 14. more like this
source LeMaitre et al. 2002 more like this
type
Resource original
Concept original
broader
http://resource.geosciml.org/classifier/cgi/lithology/foid_dioritoid original
narrower foid_diorite original
in scheme simplelithology original
is primary topic of foid_diorite