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.
Wangun scoria nalika magma ngemot jumlah ageng mili gas dipun bibaraken saka gunung mbledhos sak jeblugan.
isi Mineral
kalsit, lempung, mineral lempung
apatite, biotite, kalsit, Feldspar, hematite, hornblade, ilmenite, magnetite, olivine, pyroxene, quartz, silika
senyawa isi
karbon, hidrogen, nitrogen, oksigen, belerang
ca, NaCl
jinis metamorphism
metamorphism kakubur, kontak metamorphism, metamorphism regional
metamorphism kakubur, metamorphism cataclastic, kontak metamorphism
jinis udan
ora ditrapake
udan biologi, udan kimia, udan mechanical
jinis erosi
ora ditrapake
erosi kimia, erosi gisik, erosi Glacier