definisi
tuff jinis rock digawe saka awu vulkanik luwar saka ngeculake sajrone eruption vulkanik
Anthracite jinis rock sedimentary kang hard lan macem-macem batu bara sing wis luster dhuwur
asal
italy
pennsylvania, kita
panemu
Dingertèni
Dingertèni
Etimologi
saka tembung latin tophous banjur ing tufo italian lan pungkasanipun tuff
saka anthrakites greek, saka anthrax, anthrak meaning coal
kelas
batuan beku
rocks metamorphic
sub-kelas
awet rock, medium atose rock
awet rock, rock alus
group
vulkanik
ora ditrapake
kategori liyane
rock grained nggoleki, rock opaque
rock grained coarse, rock grained nggoleki, medium rock grained, rock opaque