definisi
banget nggoleki rock fault grained kang dumadi saka matrik glassy sing asring ngandhut inclusions pecahan wall-rock.
kenyte iku macem-macem phonolite porphyritic utawa trachyte rock karo phenocrysts rhomb shaped anorthoclase karo rupo olivine lan augite ing matrik glassy
Sajarah
asal
usa
gunung kenya
panemu
Ora dingerteni
JW Gregory
Etimologi
saka pseudo- + tachylite, a rock glassy déning panas frictional ing bentet.
saka gunung ranges- Gunung kenya lan dijenengi dening JW Gregory in 1900
kelas
rocks metamorphic
batuan beku
sub-kelas
awet rock, hard rock
awet rock, medium atose rock
kulawarga
group
-
-
kategori liyane
rock grained nggoleki, rock opaque
rock grained nggoleki, rock opaque