1 Definition
1.1 definisi
talc karbonat nanging urutan rock utawa komposisi mineral ditemokaké ing rocks ultramafic metamorphic.
porphyry punika reddish-coklat kanggo kain rock igneous ngemot phenocrysts akeh macem-macem mineral ditempelake ing matrik nggoleki-grained
1.2 Sajarah
1.2.1 asal
china, usa, wétan tengah
egypt
1.2.2 panemu
1.3 Etimologi
saka abad tengah latin, talcum
saka lawas porfire french, saka porfiro italian lan ing sawetara kasus langsung saka porphyrites latin
1.4 kelas
rocks metamorphic
batuan beku
1.4.1 sub-kelas
awet rock, rock alus
awet rock, hard rock
1.5 kulawarga
1.5.1 group
1.6 kategori liyane
rock grained nggoleki, rock opaque
rock grained nggoleki, rock opaque