tatanan
porphyry wis kawangun rong: magma cools alon jero ing lemah ndhuwur utawa magma punika ndingin kanthi cepet minangka erupts saka gunung mbledhos, nggawe butiran alit sing biasane bisa dideleng nganggo mripat wuda.
Flint wis kawangun dening bosok lan compaction saka macem-macem organisme kayata kembang karang lan diatoms ing banyu.
isi Mineral
biotite, chert, Feldspar, garnet, grafit, quartz, silika
Silicon
senyawa isi
aluminium oxide, cao, wesi (iii) oxide, kalium oxide, MgO, sodium oxide, silikon dioksida, titanium dioxide
silikon dioksida
jinis metamorphism
metamorphism kakubur, metamorphism cataclastic, kontak metamorphism, hidrotermal metamorphism, impact metamorphism, metamorphism regional
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jinis udan
udan biologi, udan kimia
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jinis erosi
erosi kimia, erosi gisik, erosi Glacier
erosi kimia, erosi gisik, banyu erosi