Gossan

Nepheline Syenite

Formasi Gossan lan Nepheline Syenite

Gossan

Nepheline Syenite

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1 Tatanan

1.1 tatanan

obahe bumi bisa nimbulaké rocks dadi salah siji rumiyin disarèkaké utawa squeezed lan Empu rocks sing digawe panas lan sijine ing meksa gedhe.

syenites nepheline sing kawangun amarga aktivitas igneous alkalin lan umumé kawangun ing wilayah dharatan crustal nglukis utawa ing zona subduksi cordilleran.

1.2 komposisi

1.2.1 isi Mineral

apatite, augite, biotite, bronzite, kalsit, chert, epidote, Feldspar, hornblende, micas, plagioclase, pyroxene, quartz, sulfides, zirkon

albite, amphibole, biotite, cancrinite, Feldspar, hornblende, plagioclase, pyroxene, sodalite

1.2.2 senyawa isi

aluminium oxide, cao, fe, feo, silikon dioksida, belerang

aluminium oxide, cao, wesi (iii) oxide, feo, kalium oxide, MgO, keda, sodium oxide, fosfor pentoxide, silikon dioksida, titanium dioxide

1.3 transformasi

1.3.1 metamorphism

✔ ✘

50% Metamorphic Rocks rocks have it !

✔ ✘

97% Igneous Rocks rocks have it !

1.3.2 jinis metamorphism

ora ditrapake

metamorphism kakubur, impact metamorphism

1.3.3 cuaca

✔ ✘

65% Metamorphic Rocks rocks have it !

✔ ✘

99% Igneous Rocks rocks have it !

1.3.4 jinis udan

ora ditrapake

udan biologi, udan kimia

1.3.5 erosi

✔ ✘

77% Metamorphic Rocks rocks have it !

✔ ✘

92% Igneous Rocks rocks have it !

1.3.6 jinis erosi

erosi kimia, erosi segara, angin erosi

erosi kimia

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