QAPF diagram
English
editEtymology
editQAPF stands for "quartz, alkali feldspar, plagioclase, feldspathoid".
Noun
editQAPF diagram (plural QAPF diagrams)
- A kind of diagram used to classify igneous rocks based on their mineral composition.
QAPF stands for "quartz, alkali feldspar, plagioclase, feldspathoid".
QAPF diagram (plural QAPF diagrams)