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.
norite punika, hard rock nggoleki-grained kang jinis metasomatite, ateges ngrubah basalt. iku formulir karo utawa tanpa crystallization, salah siji ngisor permukaan minangka rocks intrusive utawa ing lumahing minangka rocks extrusive.
isi Mineral
kalsit, lempung, mineral lempung
augite, olivine, plagioclase, pyroxene
senyawa isi
karbon, hidrogen, nitrogen, oksigen, belerang
aluminium oxide, cao, krom (iii) oxide, wesi (iii) oxide, kalium oxide, MgO, sodium oxide, silikon dioksida, trioxide belerang
jinis metamorphism
metamorphism kakubur, kontak metamorphism, metamorphism regional
metamorphism cataclastic, impact metamorphism
jinis udan
ora ditrapake
udan biologi
jinis erosi
ora ditrapake
erosi kimia, erosi gisik