definisi
kenyte iku macem-macem phonolite porphyritic utawa trachyte rock karo phenocrysts rhomb shaped anorthoclase karo rupo olivine lan augite ing matrik glassy
Anthracite jinis rock sedimentary kang hard lan macem-macem batu bara sing wis luster dhuwur
Sajarah
asal
gunung kenya
pennsylvania, kita
panemu
JW Gregory
Ora dingerteni
Etimologi
saka gunung ranges- Gunung kenya lan dijenengi dening JW Gregory in 1900
saka anthrakites greek, saka anthrax, anthrak meaning coal
kelas
batuan beku
rocks metamorphic
sub-kelas
awet rock, medium atose rock
awet rock, rock alus
kulawarga
group
-
-
kategori liyane
rock grained nggoleki, rock opaque
rock grained coarse, rock grained nggoleki, medium rock grained, rock opaque