tatanan
Wangun Anthracite saka klempakan saka lebu tetanduran ing lingkungan rawa. nalika lebu tetanduran mati lan tumiba menyang rawa, banyu ngadeg rawa ngreksa saka bosok.
anorthosite punika phaneritic, intrusive rock igneous kang ditondoi dening predominance saka plagioclase Feldspar kang meh 90-100%, lan komponèn mafic tithik.
komposisi
isi Mineral
kalsit, lempung, mineral lempung
amphibole, clinopyroxene, ilmenite, magnetite, olivine, orthopyroxene
senyawa isi
karbon, hidrogen, nitrogen, oksigen, belerang
ca, cao, krom (iii) oxide, MgO, trioxide belerang
transformasi
metamorphism
✔
✘
✔
✘
jinis metamorphism
metamorphism kakubur, kontak metamorphism, metamorphism regional
metamorphism cataclastic, kontak metamorphism
cuaca
✔
✘
✔
✘
jinis udan
-
udan biologi
erosi
✔
✘
✔
✘
jinis erosi
-
erosi kimia, angin erosi