1 Definition
1.1 definisi
gritstone utawa grit punika hard, coarse-grained, siliceous sandstone
talc karbonat nanging urutan rock utawa komposisi mineral ditemokaké ing rocks ultramafic metamorphic.
1.2 Sajarah
1.2.1 asal
pennines, england
china, usa, wétan tengah
1.2.2 panemu
1.3 Etimologi
saka grit + watu
saka abad tengah latin, talcum
1.4 kelas
rocks sedimentary
rocks metamorphic
1.4.1 sub-kelas
awet rock, hard rock
awet rock, rock alus
1.5 kulawarga
1.5.1 group
ora ditrapake
ora ditrapake
1.6 kategori liyane
rock grained coarse, rock opaque
rock grained nggoleki, rock opaque