Nephelinite

Obsidian

Nephelinite lan Obsidian

Nephelinite

Obsidian

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1 Definition

1.1 definisi

nephelinite punika rock igneous nggoleki-grained utawa aphanitic arupi meh tanggung saka nepheline lan clinopyroxene (macem-macem augite).

obsidian punika kaca vulkanik alami kawangun minangka rock igneous extrusive. diprodhuksi nalika lahar felsic extruded saka gunung mbledhos ndingin kanthi cepet karo wutah kristal minimal

1.2 Sajarah

1.2.1 asal

brasil

Ethiopia

1.2.2 panemu

Dingertèni

obsius

1.3 Etimologi

saka néphéline french, saka Nefele greek

saka obsidianus latin, misprint saka obsianus (lapis) (watu) saka obsius

1.4 kelas

batuan beku

1.4.1 sub-kelas

awet rock, hard rock

awet rock, medium atose rock

1.5 kulawarga

1.5.1 group

plutonic

vulkanik

1.6 kategori liyane

rock grained nggoleki, rock opaque

rock opaque

2 Tekstur

2.1 tektur

aphanitic

glassy

2.2 werna

ireng, coklat, wernane, ijo, grey, putih

ireng, biru, coklat, ijo, orange, abang, tan, kuning

2.3 pangopènan

kurang

2.4 kekiatan

awet

2.4.1 banyu tahan

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2.4.2 ngeruk tahan

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2.4.3 rereged tahan

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2.4.4 angin tahan

✔ ✘

2.4.5 asam tahan

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2.5 katon

Balung

mengilap

3 Kagunaane

3.1 arsitektur

3.1.1 Efesus interior

aggregates hiasan, homes, interior

aggregates hiasan, interior

3.1.2 Efesus njaba

minangka watu bangunan, minangka madhep watu, Taman hiasan, bangunan kantor, mapeng watu

Taman hiasan

3.1.3 Efesus arsitektur liyane

curbing

durung digunakake

3.2 industri

3.2.1 industri construction

minangka watu ukuran, Pabrik semen, kanthi jumlah ongko construction, kanggo dalan kanthi jumlah ongko

arrowheads, alat nglereni, lading, scrapers, TCTerms tumbak

3.2.2 industri medical

durung digunakake

bedhah

3.3 Efesus jaman

artefak, monumen, reca, figurines cilik

artefak, perhiasan

3.4 Panggunaan sanès

3.4.1 komersial

nggawe kriya, kondisioner lemah, sumber magnesia (MgO)

nggawe kriya, mirror, digunakake ing akuarium

4 Jinis

4.1 jinis

peralkaline nephelinite

mercon obsidian, mahoni, Sheen obsidian, Snowflake obsidian lan Beludru merak obsidian

4.2 fitur

tuan rumah rock kanggo timbal

pamblokiran negativity, mbantu kanggo ngreksa marang depresi

4.3 pinunjul arkeologi

4.3.1 monumen

used

durung digunakake

4.3.2 monumen misuwur

data ora kasedhiya

ora ditrapake

4.3.3 reca

used

durung digunakake

4.3.4 patung misuwur

data ora kasedhiya

ora ditrapake

4.3.5 Pictographs

ora digunakake

used

4.3.6 petroglyphs

ora digunakake

used

4.3.7 figurines

used

durung digunakake

4.4 fosil

absen

5 Tatanan

5.1 tatanan

nephelinite 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.

nalika lahar dirilis saka gunung, iku diwiwiti saka cooling cepet banget kang freezes mekanisme saka crystallization. asil punika kaca vulkanik karo susunan Gamelan seragam.

5.2 komposisi

5.2.1 isi Mineral

clinopyroxene, nepheline, plagioclase

ora kasedhiya

5.2.2 senyawa isi

ca, cao, karbon, cl, MgO

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

5.3 transformasi

5.3.1 metamorphism

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5.3.2 jinis metamorphism

kontak metamorphism