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
arkose punika rock sedimentary, khusus jinis sandstone ngemot paling sethithik 25% Feldspar
1.2 Sajarah
1.2.1 asal
1.2.2 panemu
obsius
Alexandre brongniart
1.3 Etimologi
saka obsidianus latin, misprint saka obsianus (lapis) (watu) saka obsius
saka wilayah Auvergne saka prancis digunakake dening geologist Alexandre brongniart french 1826 sing Applied istilah iki kanggo sawetara sandstones feldspathic
1.4 kelas
batuan beku
rocks sedimentary
1.4.1 sub-kelas
awet rock, medium atose rock
awet rock, hard rock
1.5 kulawarga
1.5.1 group
1.6 kategori liyane
rock opaque
rock grained coarse, rock opaque
2 Tekstur
2.1 tektur
2.2 werna
ireng, biru, coklat, ijo, orange, abang, tan, kuning
coklat semu abang
2.3 pangopènan
2.4 kekiatan
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
3 Kagunaane
3.1 arsitektur
3.1.1 Efesus interior
aggregates hiasan, interior
aggregates hiasan, homes, interior
3.1.2 Efesus njaba
Taman hiasan
mapeng watu, bangunan kantor
3.1.3 Efesus arsitektur liyane
durung digunakake
whetstones
3.2 industri
3.2.1 industri construction
arrowheads, alat nglereni, lading, scrapers, TCTerms tumbak
Pabrik semen, kanthi jumlah ongko construction, kanggo dalan kanthi jumlah ongko, produksi kaca lan keramik, mentahan materi kanggo Pabrik mortir
3.2.2 industri medical
3.3 Efesus jaman
artefak, perhiasan
artefak, reca, figurines cilik
3.4 Panggunaan sanès
3.4.1 komersial
nggawe kriya, mirror, digunakake ing akuarium
ing lumahing, kondisioner lemah, sumber magnesia (MgO), nisan
4 Jinis
4.1 jinis
mercon obsidian, mahoni, Sheen obsidian, Snowflake obsidian lan Beludru merak obsidian
Ora Kasadhiya
4.2 fitur
pamblokiran negativity, mbantu kanggo ngreksa marang depresi
kasedhiya ing persil saka werna lan patron, umume atos kanggo tutul, iku salah siji saka rock tuwa
4.3 pinunjul arkeologi
4.3.1 monumen
durung digunakake
durung digunakake
4.3.2 monumen misuwur
ora ditrapake
ora ditrapake
4.3.3 reca
4.3.4 patung misuwur
ora ditrapake
data ora kasedhiya
4.3.5 Pictographs
4.3.6 petroglyphs
4.3.7 figurines
4.4 fosil
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.
Wangun arkose rock saka udan saka-sugih Feldspar rock igneous utawa metamorphic, paling umum rocks granitic, kang utamané saka quartz lan Feldspar.
5.2 komposisi
5.2.1 isi Mineral
ora kasedhiya
kalsit, lempung, mineral lempung, Feldspar, micas, quartz
5.2.2 senyawa isi
aluminium oxide, cao, wesi (iii) oxide, feo, kalium oxide, MgO, keda, sodium oxide, fosfor pentoxide, silikon dioksida, titanium dioxide
aluminium oxide, cao, wesi (iii) oxide, kalium oxide, MgO, sodium oxide, silikon dioksida
5.3 transformasi
5.3.1 metamorphism
5.3.2 jinis metamorphism
metamorphism kakubur, metamorphism cataclastic, kontak metamorphism
ora ditrapake
5.3.3 cuaca
5.3.4 jinis udan
udan biologi, udan kimia, udan mechanical
udan biologi, udan kimia, udan mechanical
5.3.5 erosi
5.3.6 jinis erosi
erosi kimia, erosi gisik, erosi Glacier
erosi gisik, erosi Glacier, banyu erosi, angin erosi
6 Properties
6.1 fisik
6.1.1 atose
6.1.2 ukuran gandum
ora ditrapake
coarse grained
6.1.3 rengat
6.1.4 tilas
6.1.5 porosity
banget kurang keropos
Highly keropos
6.1.6 luster
6.1.7 kekuatan compressive
0.15 n / mm 2ora Sumadhiya
0.15
450
6.1.8 cleavage
6.1.9 kateguhan
ora kasedhiya
ora kasedhiya
6.1.10 tartamtu gravitasi
6.1.11 transparan
6.1.12 Kapadhetan
2.6 g / cm 3ora Sumadhiya
0
1400
6.2 situs termal
6.2.1 kapasitas panas tartamtu
0.92 kj / kg kora Sumadhiya
0.14
3.2
6.2.2 resistance
tahan panas, impact tahan
tahan panas, impact tahan, meksa tahan
7 Cadangan
7.1 celengan ing bawana wétan
7.1.1 asia
Afghanistan, Indonesia, Japan, Russia
China, India, Kazakhstan, Mongolia, Russia, Uzbekistan
7.1.2 africa
Kenya
Namibia, Nigeria, South Africa
7.1.3 europe
greece, hungary, iceland, italy, turkey
austria, denmark, germany, great Britain, Aku tresna sampeyan;, norway, Poland, sweden, Swiss, united kingdom
7.1.4 wong
7.2 celengan ing bawana kulon
7.2.1 lor amerika
Canada, Mexico, USA
Canada, USA
7.2.2 kidul amerika
Argentina, Chile, Ecuador, Peru
Brazil
7.3 celengan ing Oseania bawana
7.3.1 australia
New Zealand
New South Wales, New Zealand