tatanan
tephrite 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.
claystone iku umume cukup alus, nanging bisa dadi hard lan brittle. iku formulir amarga cuaca saka mudstone.
komposisi
isi Mineral
Feldspar alkali, nepheline, plagioclase, pyroxene
biotite, chlorite, Feldspar, micas, muscovite utawa illite, plagioclase, pyrite, quartz
senyawa isi
cao, karbon dioksida, MgO, silikon dioksida
aluminium oxide, ca, NaCl, cao, wesi (iii) oxide, MgO, silikon dioksida
transformasi
metamorphism
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✘
✔
✘
jinis metamorphism
metamorphism cataclastic, kontak metamorphism, impact metamorphism, metamorphism regional
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cuaca
✔
✘
✔
✘
jinis udan
udan biologi, udan kimia, udan mechanical
udan biologi, udan kimia, udan mechanical
erosi
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✘
✔
✘
jinis erosi
erosi kimia, erosi gisik, erosi Glacier, erosi segara, banyu erosi
erosi gisik, banyu erosi