Pegmatite lan Soapstone Definition
definisi
pegmatite rock punika holocrystalline, rock igneous intrusive kang dumadi saka interlocking kristal phaneritic
iku Magnesium sugih rock metamorphic amarga dumadi saka talc Mineral
panemu
rj Hauy
Dingertèni
Etimologi
saka pegma greek, pegmat kang bab liya- katunggilaké + -ite
saka abad ka-17, amarga saka aran greasy lan nggunakake kaya sinetron sing
kelas
batuan beku
rocks metamorphic
sub-kelas
awet rock, hard rock
awet rock, rock alus
group
plutonic
ora ditrapake
kategori liyane
rock grained coarse, rock opaque
rock grained nggoleki, rock opaque