definisi
porphyry punika reddish-coklat kanggo kain rock igneous ngemot phenocrysts akeh macem-macem mineral ditempelake ing matrik nggoleki-grained
mugearite jinis oligoclase prewangan basalt, uga dumadi saka olivine, apatite, lan oksida opaque
Sajarah
asal
egypt
Skye, Scotland
panemu
Ora dingerteni
alfred Harker
Etimologi
saka lawas porfire french, saka porfiro italian lan ing sawetara kasus langsung saka porphyrites latin
saka mugear + -ite
kelas
batuan beku
batuan beku
sub-kelas
awet rock, hard rock
awet rock, medium atose rock
kulawarga
group
plutonic
vulkanik
kategori liyane
rock grained nggoleki, rock opaque
rock opaque