1 Definition
1.1 definisi
gritstone utawa grit punika hard, coarse-grained, siliceous sandstone
tephrite iku sawijining aphanitic kanggo porphyritic tekstur, vulkanik rock igneous
1.2 Sajarah
1.2.1 asal
pennines, england
germany
1.2.2 panemu
1.3 Etimologi
saka grit + watu
saka tephra greek, awu saka basa indo-european, kanggo ngobong
1.4 kelas
rocks sedimentary
batuan beku
1.4.1 sub-kelas
awet rock, hard rock
awet rock, hard rock
1.5 kulawarga
1.5.1 group
1.6 kategori liyane
rock grained coarse, rock opaque
rock grained coarse, rock grained nggoleki, medium rock grained, rock opaque