Soapstone lan Gritstone Definition
definisi
iku Magnesium sugih rock metamorphic amarga dumadi saka talc Mineral
gritstone utawa grit punika hard, coarse-grained, siliceous sandstone
asal
usa
pennines, england
panemu
Ora dingerteni
JJ Ferber
Etimologi
saka abad ka-17, amarga saka aran greasy lan nggunakake kaya sinetron sing
saka grit + watu
kelas
rocks metamorphic
rocks sedimentary
sub-kelas
awet rock, rock alus
awet rock, hard rock
kategori liyane
rock grained nggoleki, rock opaque
rock grained coarse, rock opaque