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Chert
Chert

Coquina
Coquina



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Coquina

Formasi Chert lan Coquina

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1 Tatanan
1.1 tatanan
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.
Coquina punika rock sedimentary kang kawangun nalika milyar seashell cilik kerang-kaya, disebut Coquina, utawa cockleshell sing die lan Empu sing setor, disarèkaké lan dadi menyang rock nalika meksa wis Applied.
1.2 komposisi
1.2.1 isi Mineral
quartz, Silicon
apatite, augite, bronzite, kalsit, chert, chlorite, mineral lempung, epidote, Feldspar, garnet, micas, muscovite utawa illite
1.2.2 senyawa isi
silikon dioksida
cao, karbon dioksida, wesi (iii) oxide, MgO
1.3 transformasi
1.3.1 metamorphism
19% Sedimentary Rocks rocks have it !
19% Sedimentary Rocks rocks have it !
1.3.2 jinis metamorphism
ora ditrapake
ora ditrapake
1.3.3 cuaca
78% Sedimentary Rocks rocks have it !
78% Sedimentary Rocks rocks have it !
1.3.4 jinis udan
ora ditrapake
udan biologi, udan kimia, udan mechanical
1.3.5 erosi
86% Sedimentary Rocks rocks have it !
86% Sedimentary Rocks rocks have it !
1.3.6 jinis erosi
erosi kimia
erosi gisik, erosi segara, banyu erosi, angin erosi