1 Tatanan
1.1 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.
Wangun chert nalika microcrystals silikon dioksida tuwuh ing endapan alus sing dadi watu gamping utawa kapur. tatanan chert bisa dadi salah siji saka asal kimia utawa biologi.
1.2 komposisi
1.2.1 isi Mineral
Feldspar alkali, biotite, olivine, plagioclase, pyroxene, sodic plagioclase
quartz, Silicon
1.2.2 senyawa isi
aluminium oxide, cao, wesi (iii) oxide, feo, kalium oxide, MgO, keda, sodium oxide, fosfor pentoxide, silikon dioksida, titanium dioxide
silikon dioksida
1.3 transformasi
1.3.1 metamorphism
1.3.2 jinis metamorphism
metamorphism cataclastic, kontak metamorphism, metamorphism regional
ora ditrapake
1.3.3 cuaca
1.3.4 jinis udan
udan biologi, udan kimia, udan mechanical
ora ditrapake
1.3.5 erosi
1.3.6 jinis erosi
erosi kimia, erosi gisik, banyu erosi, angin erosi
erosi kimia