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