tatanan
rhomb-porphyry 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.
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.
isi Mineral
Feldspar alkali, biotite, plagioclase, pyroxene
biotite, chert, Feldspar, garnet, grafit, quartz, silika
senyawa isi
cao, cl, MgO
aluminium oxide, cao, wesi (iii) oxide, kalium oxide, MgO, sodium oxide, silikon dioksida, titanium dioxide
jinis metamorphism
impact metamorphism
metamorphism kakubur, metamorphism cataclastic, kontak metamorphism, hidrotermal metamorphism, impact metamorphism, metamorphism regional
jinis udan
udan biologi, udan kimia, udan mechanical
udan biologi, udan kimia, ora kedhaftar
jinis erosi
erosi kimia, erosi gisik, erosi Glacier, banyu erosi
erosi kimia, erosi gisik, erosi Glacier