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definition Gabbroic rock that contains between 0 and 5 percent quartz and no feldspathoid mineral in the QAPF fraction. Includes rocks defined modally in QAPF Field 10 as gabbro. more like this
note Note that this category includes gabbro (sensu stricto) of LeMaitre et al. 2002, but is broader, including the other rock types defined by orthopyroxene-clinopyroxene-olivine-hornblende mineral ratios. more like this
source LeMaitre et al. 2002 more like this
Resource original
Concept original
gabbroic_rock original
narrower gabbro original
in scheme simplelithology original
is primary topic of gabbro