Anthracite lan Marble Definition
definisi
Anthracite jinis rock sedimentary kang hard lan macem-macem batu bara sing wis luster dhuwur
marmer iki rock metamorphic non-foliated kang dumadi saka recrystallized karbonat kang kawangun nalika watu gamping wis kapapar dhuwur Suhu lan tekanan ing wektu dawa
asal
pennsylvania, kita
egypt
panemu
Ora dingerteni
Ora dingerteni
Etimologi
saka anthrakites greek, saka anthrax, anthrak meaning coal
saka marmaros greek, mencorong watu lan uga saka tembung english meaning marmoreal marmer-kaya
kelas
rocks metamorphic
rocks metamorphic
sub-kelas
awet rock, rock alus
awet rock, medium atose rock
kategori liyane
rock grained coarse, rock grained nggoleki, medium rock grained, rock opaque
medium rock grained, rock opaque