definisi
porphyry punika reddish-coklat kanggo kain rock igneous ngemot phenocrysts akeh macem-macem mineral ditempelake ing matrik nggoleki-grained
lignite punika coal brownish alus kang nuduhake ngambah tetanduran lan ing antarané coal bituminous lan peat
Sajarah
asal
egypt
france
panemu
Ora dingerteni
Ora dingerteni
Etimologi
saka lawas porfire french, saka porfiro italian lan ing sawetara kasus langsung saka porphyrites latin
saka french, kayu lignum latin + -ite1
kelas
batuan beku
rocks sedimentary
sub-kelas
awet rock, hard rock
awet rock, rock alus
kulawarga
group
plutonic
-
kategori liyane
rock grained nggoleki, rock opaque
rock grained coarse, rock grained nggoleki, medium rock grained, rock opaque