tatanan
trachyandesite 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.
amarga kanggo ngganti ing kondisi lingkungan, rocks sing digawe panas lan pressurized jero nang permukaan bumi. talc karbonat kawangun saka panas nemen disebabake magma utawa dening tabrakan kuat lan gesekan lempeng tektonik.
isi Mineral
Feldspar alkali, biotite, olivine, plagioclase, pyroxene, sodic plagioclase
karbonat, chlorite, Magnesium
senyawa isi
aluminium oxide, cao, wesi (iii) oxide, feo, kalium oxide, MgO, keda, sodium oxide, fosfor pentoxide, silikon dioksida, titanium dioxide
cao, karbon dioksida, MgO
jinis metamorphism
metamorphism cataclastic, kontak metamorphism, metamorphism regional
metamorphism kakubur, metamorphism cataclastic, kontak metamorphism, hidrotermal metamorphism, impact metamorphism
jinis udan
udan biologi, udan kimia, udan mechanical
ora ditrapake
jinis erosi
erosi kimia, erosi gisik, banyu erosi, angin erosi
ora ditrapake