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
rhyolite punika rock igneous nggoleki-grained kang sugih ing silika
asal
Ethiopia
lor amerika
panemu
obsius
Ferdinand von Richthofen
Etimologi
saka obsidianus latin, misprint saka obsianus (lapis) (watu) saka obsius
saka rhyolit german, saka stream lahar greek rhuax + watu lithos
kelas
batuan beku
batuan beku
sub-kelas
awet rock, medium atose rock
awet rock, hard rock
kategori liyane
rock opaque
rock grained coarse, rock opaque
tektur
glassy
aphanitic, glassy, porphyritic
werna
ireng, biru, coklat, ijo, orange, abang, tan, kuning
grey, putih, cahya ireng
Efesus interior
aggregates hiasan, interior
aggregates hiasan, homes, Hotel, interior, pawon
Efesus njaba
Taman hiasan
minangka watu bangunan, minangka madhep watu, mapeng watu, bangunan kantor
Efesus arsitektur liyane
durung digunakake
durung digunakake
industri construction
arrowheads, alat nglereni, lading, scrapers, TCTerms tumbak
arrowheads, minangka watu ukuran, omah bangunan utawa tembok, kanthi jumlah ongko construction, alat nglereni, kanggo dalan kanthi jumlah ongko, lading
industri medical
bedhah
durung digunakake
Efesus jaman
artefak, perhiasan
artefak
komersial
nggawe kriya, mirror, digunakake ing akuarium
gemstone, menang bench laboratorium, perhiasan
jinis
mercon obsidian, mahoni, Sheen obsidian, Snowflake obsidian lan Beludru merak obsidian
rocks pumice, rocks obsidian, rocks perlite, rocks porphyritic.
fitur
pamblokiran negativity, mbantu kanggo ngreksa marang depresi
ngandhut asam ing alam, kasedhiya ing persil saka werna
monumen
durung digunakake
durung digunakake
monumen misuwur
ora ditrapake
ora ditrapake
reca
durung digunakake
durung digunakake
patung misuwur
ora ditrapake
ora ditrapake
Pictographs
used
ora digunakake
petroglyphs
used
ora digunakake
figurines
durung digunakake
durung digunakake
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.
rhyolite punika rock extrusive felsic lan amarga isi silika dhuwur, rhyolite lahar banget viscous lan padha vulkanik granit.
isi Mineral
ora kasedhiya
biotite, Feldspar, hornblade, plagioclase, pyroxene, quartz
senyawa isi
aluminium oxide, cao, wesi (iii) oxide, feo, kalium oxide, MgO, keda, sodium oxide, fosfor pentoxide, silikon dioksida, titanium dioxide
ca, fe, kalium oxide, mg, kalium, silikon dioksida, sodium
jinis metamorphism
metamorphism kakubur, metamorphism cataclastic, kontak metamorphism
metamorphism kakubur, metamorphism cataclastic, metamorphism regional
jinis udan
udan biologi, udan kimia, udan mechanical
udan biologi, udan kimia, udan mechanical
jinis erosi
erosi kimia, erosi gisik, erosi Glacier
erosi kimia, erosi segara, banyu erosi, angin erosi
ukuran gandum
ora ditrapake
gedhe lan coarse grained
rengat
conchoidal
sub-conchoidal
porosity
banget kurang keropos
Highly keropos
cleavage
non-ana
ora kasedhiya
kateguhan
ora kasedhiya
2
tartamtu gravitasi
2.6-2.7
2.65-2.67
Kapadhetan
2.6 g / cm 3
2.4-2.6 g / cm 3
kapasitas panas tartamtu
ora Sumadhiya
resistance
tahan panas, impact tahan
tahan panas, nyandhang tahan
celengan ing bawana wétan
asia
Afghanistan, Indonesia, Japan, Russia
China, India
africa
Kenya
Angola, Egypt, Madagascar, Namibia, Nigeria, South Africa
europe
greece, hungary, iceland, italy, turkey
germany, iceland, ireland, italy, spain
wong
durung ketemu
durung ketemu
celengan ing bawana kulon
lor amerika
Canada, Mexico, USA
Canada, USA
kidul amerika
Argentina, Chile, Ecuador, Peru
Argentina, Bolivia, Chile, Colombia, Ecuador, Peru, Venezuela
celengan ing Oseania bawana
australia
New Zealand
New Zealand, Queensland, Western Australia