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Picrite
Picrite

Coquina
Coquina



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Coquina

Formasi Picrite lan Coquina

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1 Tatanan
1.1 tatanan
picrite punika nggoleki-grained, hard rock 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.
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
biotite, olivine, plagioclase, pyrrhotite
apatite, augite, bronzite, kalsit, chert, chlorite, mineral lempung, epidote, Feldspar, garnet, micas, muscovite utawa illite
1.2.2 senyawa isi
al, cao, karbon dioksida, mg, MgO
cao, karbon dioksida, wesi (iii) oxide, MgO
1.3 transformasi
1.3.1 metamorphism
97% Igneous Rocks rocks have it !
19% Sedimentary Rocks rocks have it !
1.3.2 jinis metamorphism
metamorphism kakubur, metamorphism cataclastic, impact metamorphism, metamorphism regional
ora ditrapake
1.3.3 cuaca
99% Igneous Rocks rocks have it !
78% Sedimentary Rocks rocks have it !
1.3.4 jinis udan
udan biologi
udan biologi, udan kimia, udan mechanical
1.3.5 erosi
92% Igneous Rocks rocks have it !
86% Sedimentary Rocks rocks have it !
1.3.6 jinis erosi
erosi kimia, erosi gisik, erosi Glacier, erosi segara, banyu erosi, angin erosi
erosi gisik, erosi segara, banyu erosi, angin erosi