definisi
Anthracite jinis rock sedimentary kang hard lan macem-macem batu bara sing wis luster dhuwur
argillites Highly kompak sedimentary utawa watu rada metamorfosis sing kalebu umumé utawa wholly partikel saka lempung utawa silt nanging lack fissility saka krikel utawa karakteristik panguraian saka slate
Sajarah
asal
pennsylvania, kita
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panemu
Ora dingerteni
Ora dingerteni
Etimologi
saka anthrakites greek, saka anthrax, anthrak meaning coal
saka argilla latin (lempung) lan -ite in english kang dadi agrilla + -ite = argillite
kelas
rocks metamorphic
rocks sedimentary
sub-kelas
awet rock, rock alus
awet rock, rock alus
kulawarga
group
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kategori liyane
rock grained coarse, rock grained nggoleki, medium rock grained, rock opaque
rock grained nggoleki, rock opaque