1 Tatanan
1.1 tatanan
anorthosite punika phaneritic, intrusive rock igneous kang ditondoi dening predominance saka plagioclase Feldspar kang meh 90-100%, lan komponèn mafic tithik.
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
amphibole, clinopyroxene, ilmenite, magnetite, olivine, orthopyroxene
quartz, Silicon
1.2.2 senyawa isi
ca, cao, krom (iii) oxide, MgO, trioxide belerang
silikon dioksida
1.3 transformasi
1.3.1 metamorphism
1.3.2 jinis metamorphism
metamorphism cataclastic, kontak metamorphism
ora ditrapake
1.3.3 cuaca
1.3.4 jinis udan
udan biologi
ora ditrapake
1.3.5 erosi
1.3.6 jinis erosi
erosi kimia, angin erosi
erosi kimia