VariousWords beta
Related Terms:
morganite
granite
miarolitic
micropegmatite
polycrase
crystal
mica
pegmatitic
quartz
beryl
biotite
muscovite
plutonic
microcline
pegmatoid
feldspar
hureaulite
rock
alsakharovite zn
leucophanite
euclase
orthoclase
brazilianite
igneous
Definitions:
Noun
pegmatite
Definition: a form of igneous rock consisting of extremely coarse granite resulting from the crystallization of magma rich in rare elements
Definition: A coarsely crystalline igneous or plutonic rock composed primarily of feldspar and quartz, normally with muscovite and/or biotite mica.