Obsidian

Trachyandesite

Obsidian lan Trachyandesite

Obsidian

Trachyandesite

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1 Definition

1.1 definisi

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

trachyandesite iku sawijining igneous rock extrusive.

1.2 Sajarah

1.2.1 asal

Ethiopia

indonesia

1.2.2 panemu

obsius

Dingertèni

1.3 Etimologi

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

saka french trachyandésite, trachy + andesit awujud, a lahar penengah ing komposisi antarane trachyte lan awujud

1.4 kelas

batuan beku

1.4.1 sub-kelas

awet rock, medium atose rock

1.5 kulawarga

1.5.1 group

vulkanik

1.6 kategori liyane

rock opaque

rock grained nggoleki, rock opaque

2 Tekstur

2.1 tektur

glassy

glassy, massive, porphyritic, scoriaceous, vesicular

2.2 werna

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

ireng, coklat, cahya kanggo werna abu-abu peteng

2.3 pangopènan

kurang

2.4 kekiatan

awet

2.4.1 banyu tahan

✔ ✘

2.4.2 ngeruk tahan

✔ ✘

2.4.3 rereged tahan

✔ ✘

2.4.4 angin tahan

✔ ✘

2.4.5 asam tahan

✔ ✘

2.5 katon

mengilap

kurang lan alus

3 Kagunaane

3.1 arsitektur

3.1.1 Efesus interior

aggregates hiasan, interior

countertops, aggregates hiasan, homes, interior

3.1.2 Efesus njaba

Taman hiasan

minangka watu bangunan, minangka madhep watu, Taman hiasan

3.1.3 Efesus arsitektur liyane

durung digunakake

curbing

3.2 industri

3.2.1 industri construction

arrowheads, alat nglereni, lading, scrapers, TCTerms tumbak

omah bangunan utawa tembok, cobblestones, kanggo dalan kanthi jumlah ongko, alur trek ballast, roadstone

3.2.2 industri medical

bedhah

durung digunakake

3.3 Efesus jaman

artefak, perhiasan

artefak, reca

3.4 Panggunaan sanès

3.4.1 komersial

nggawe kriya, mirror, digunakake ing akuarium

nggawe kriya, Pottery

4 Jinis

4.1 jinis

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

basaltic trachyandesite

4.2 fitur

pamblokiran negativity, mbantu kanggo ngreksa marang depresi

tahan struktural dhuwur marang erosi lan iklim, rock grained banget nggoleki

4.3 pinunjul arkeologi

4.3.1 monumen

durung digunakake

4.3.2 monumen misuwur

ora ditrapake

4.3.3 reca

durung digunakake

used

4.3.4 patung misuwur

ora ditrapake

data ora kasedhiya

4.3.5 Pictographs

used

4.3.6 petroglyphs

used

4.3.7 figurines

durung digunakake

used

4.4 fosil

absen

5 Tatanan

5.1 tatanan

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

trachyandesite 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.

5.2 komposisi

5.2.1 isi Mineral

ora kasedhiya

Feldspar alkali, biotite, olivine, plagioclase, pyroxene, sodic plagioclase

5.2.2 senyawa isi

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

✔ ✘

5.3.2 jinis metamorphism

metamorphism kakubur, metamorphism cataclastic, kontak metamorphism

metamorphism cataclastic, kontak metamorphism, metamorphism regional