Anthracite lan Pseudotachylite Definition
definisi
Anthracite jinis rock sedimentary kang hard lan macem-macem batu bara sing wis luster dhuwur
banget nggoleki rock fault grained kang dumadi saka matrik glassy sing asring ngandhut inclusions pecahan wall-rock.
asal
pennsylvania, kita
usa
panemu
Dingertèni
Dingertèni
Etimologi
saka anthrakites greek, saka anthrax, anthrak meaning coal
saka pseudo- + tachylite, a rock glassy déning panas frictional ing bentet.
kelas
rocks metamorphic
rocks metamorphic
sub-kelas
awet rock, rock alus
awet rock, hard rock
group
ora ditrapake
ora ditrapake
kategori liyane
rock grained coarse, rock grained nggoleki, medium rock grained, rock opaque
rock grained nggoleki, rock opaque