definisi
breccia punika rock dumadi saka pecahan sudut saka watu kang cemented dening materi calcareous becik
trachyte punika rock vulkanik nggoleki-grained werna abu-abu kang utamané dumadi saka Feldspar alkali
panemu
Dingertèni
Alexandre brongniart Rene Hauy
Etimologi
saka italian, secara harfiah kerikil, asal Jerman lan related kanggo break
saka trakhus greek atos 'utawa roughness trakhutēs
kelas
rocks sedimentary
batuan beku
sub-kelas
awet rock, hard rock
awet rock, medium atose rock
group
ora ditrapake
vulkanik
kategori liyane
rock grained coarse, medium rock grained, rock opaque
rock grained nggoleki, rock opaque