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.
hawaiite punika, hard rock nggoleki-grained sing formulir nalika bit lahar njupuk metu saka gunung lan tekan lumahing bumi.
komposisi
isi Mineral
kalsit, lempung, mineral lempung
olivine, plagioclase, pyroxene
senyawa isi
karbon, hidrogen, nitrogen, oksigen, belerang
aluminium oxide, cao, wesi (iii) oxide, feo, kalium oxide, MgO, keda, sodium oxide, fosfor pentoxide, silikon dioksida, titanium dioxide
transformasi
metamorphism
✔
✘
✔
✘
jinis metamorphism
metamorphism kakubur, kontak metamorphism, metamorphism regional
impact metamorphism
cuaca
✔
✘
✔
✘
jinis udan
-
udan biologi
erosi
✔
✘
✔
✘
jinis erosi
-
-