definisi
Flint jinis hard rock sedimentary sing mrodhuksi Piece cilik saka bahan kobong nalika mejet dening baja
Anthracite jinis rock sedimentary kang hard lan macem-macem batu bara sing wis luster dhuwur
Sajarah
asal
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pennsylvania, kita
panemu
Ora dingerteni
Ora dingerteni
Etimologi
saka Flint english lawas - jinis rock utamané misuwur atose dhuwur lan kanggo menehi mati eseman yen disabetake
saka anthrakites greek, saka anthrax, anthrak meaning coal
kelas
rocks sedimentary
rocks metamorphic
sub-kelas
awet rock, hard rock
awet rock, rock alus
kulawarga
group
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kategori liyane
rock grained nggoleki, rock opaque
rock grained coarse, rock grained nggoleki, medium rock grained, rock opaque