definisi
iku Magnesium sugih rock metamorphic amarga dumadi saka talc Mineral
rapakivi granit punika granit hornblende-biotite ngemot kristal dibunderaké akeh orthoclase kang mantled karo oligoclase
Sajarah
asal
usa
finland, europe
panemu
Ora dingerteni
Jakob sederholm
Etimologi
saka abad ka-17, amarga saka aran greasy lan nggunakake kaya sinetron sing
saka rapakivi finnish kang stands for rock crumbly
kelas
rocks metamorphic
batuan beku
sub-kelas
awet rock, rock alus
awet rock, hard rock
kulawarga
group
-
plutonic
kategori liyane
rock grained nggoleki, rock opaque
rock grained coarse, rock opaque