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
pantellerite punika rhyolite peralkaline. wis wesi luwih lan komposisi aluminium ngisor saka comendite
asal
Ethiopia
Selat saka sisilia
Etimologi
saka obsidianus latin, misprint saka obsianus (lapis) (watu) saka obsius
saka Pantelleria, pulo vulkanik ing selat saka sisilia
kelas
batuan beku
batuan beku
sub-kelas
awet rock, medium atose rock
awet rock, hard rock
kategori liyane
rock opaque
rock grained nggoleki, rock opaque
werna
ireng, biru, coklat, ijo, orange, abang, tan, kuning
greenish peteng - werna abu-abu
katon
mengilap
dilapisi lan foliated
Efesus interior
aggregates hiasan, interior
durung digunakake
Efesus njaba
Taman hiasan
durung digunakake
Efesus arsitektur liyane
durung digunakake
durung digunakake
industri construction
arrowheads, alat nglereni, lading, scrapers, TCTerms tumbak
na
industri medical
bedhah
durung digunakake
Efesus jaman
artefak, perhiasan
artefak, reca
komersial
nggawe kriya, mirror, digunakake ing akuarium
nggawe kriya
jinis
mercon obsidian, mahoni, Sheen obsidian, Snowflake obsidian lan Beludru merak obsidian
ignimbrite pantelleritic
fitur
pamblokiran negativity, mbantu kanggo ngreksa marang depresi
isi fe dhuwur
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.
pantellerite 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.
isi Mineral
ora kasedhiya
amphibole, Feldspar, ilmenite
senyawa isi
aluminium oxide, cao, wesi (iii) oxide, feo, kalium oxide, MgO, keda, sodium oxide, fosfor pentoxide, silikon dioksida, titanium dioxide
al, fe
jinis metamorphism
metamorphism kakubur, metamorphism cataclastic, kontak metamorphism
metamorphism kakubur, metamorphism cataclastic
jinis udan
udan biologi, udan kimia, udan mechanical
udan biologi, udan kimia
jinis erosi
erosi kimia, erosi gisik, erosi Glacier
erosi kimia, erosi gisik, erosi Glacier, erosi segara, banyu erosi, angin erosi
ukuran gandum
ora ditrapake
grained nggoleki
rengat
conchoidal
sub-conchoidal
porosity
banget kurang keropos
kurang keropos
kekuatan compressive
ora Sumadhiya
cleavage
non-ana
conchoidal
kateguhan
ora kasedhiya
2
tartamtu gravitasi
2.6-2.7
ora Sumadhiya
transparan
tembus
tembus kanggo opaque
Kapadhetan
2.6 g / cm 3
ora Sumadhiya
kapasitas panas tartamtu
ora Sumadhiya
resistance
tahan panas, impact tahan
tahan panas
celengan ing bawana wétan
asia
Afghanistan, Indonesia, Japan, Russia
China, India
africa
Kenya
Angola, Egypt, Madagascar, Namibia, Nigeria
europe
greece, hungary, iceland, italy, turkey
germany, iceland, ireland, italy, spain, united kingdom
wong
durung ketemu
durung ketemu
celengan ing bawana kulon
lor amerika
Canada, Mexico, USA
Canada, USA
kidul amerika
Argentina, Chile, Ecuador, Peru
Argentina, Bolivia, Brazil, Colombia, Ecuador
celengan ing Oseania bawana
australia
New Zealand
Central Australia, Queensland, Western Australia