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
iku Magnesium sugih rock metamorphic amarga dumadi saka talc Mineral
Sajarah
asal
Ethiopia
usa
panemu
obsius
Ora dingerteni
Etimologi
saka obsidianus latin, misprint saka obsianus (lapis) (watu) saka obsius
saka abad ka-17, amarga saka aran greasy lan nggunakake kaya sinetron sing
kelas
batuan beku
rocks metamorphic
sub-kelas
awet rock, medium atose rock
awet rock, rock alus
kulawarga
group
vulkanik
-
kategori liyane
rock opaque
rock grained nggoleki, rock opaque
tektur
glassy
polesan
werna
ireng, biru, coklat, ijo, orange, abang, tan, kuning
ireng, ireng kanggo werna abu-abu, ijo, grey
pangopènan
kurang
kurang
kekiatan
awet
awet
banyu tahan
✔
✘
✔
✘
ngeruk tahan
✔
✘
✔
✘
rereged tahan
✔
✘
✔
✘
angin tahan
✔
✘
✔
✘
asam tahan
✔
✘
✔
✘
katon
mengilap
kurang, Banded lan foilated
arsitektur
Efesus interior
aggregates hiasan, interior
jedhing, aggregates hiasan, homes, interior
Efesus njaba
Taman hiasan
minangka madhep watu, Taman hiasan
Efesus arsitektur liyane
-
curbing
industri
industri construction
arrowheads, alat nglereni, lading, scrapers, TCTerms tumbak
Pabrik Magnesium lan dolomite refractories
industri medical
bedhah
dijupuk minangka tambahan kanggo calcium utawa Magnesium
Efesus jaman
artefak, perhiasan
artefak, perhiasan, monumen, reca
Panggunaan sanès
komersial
nggawe kriya, mirror, digunakake ing akuarium
pelaku kuburan, nggawe kriya, gemstone, perhiasan, Pabrik sabun, cairan pelarut, alami, plastik lan serat, produksi jeruk, sumber magnesia (MgO)
jinis
mercon obsidian, mahoni, Sheen obsidian, Snowflake obsidian lan Beludru merak obsidian
Batu metamorf
fitur
pamblokiran negativity, mbantu kanggo ngreksa marang depresi
tuan rumah rock kanggo timbal
pinunjul arkeologi
monumen
-
-
monumen misuwur
-
Kristus Panebus ing rio de janeiro, Stonehenge ing dhaerah Wiltshire Inggris
reca
-
-
patung misuwur
-
-
Pictographs
-
-
petroglyphs
-
-
figurines
-
-
fosil
absen
absen
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.
soapstone punika talc-Schist, kang jinis rock metamorphic lan iku umumé dumadi saka talc Mineral lan kanthi mangkono inmagnesium sugih.
komposisi
isi Mineral
-
albite, apatite, biotite, kalsit, karbonat, mineral lempung, hornblende, ilmenite, micas, plagioclase, pyroxene, quartz
senyawa isi
aluminium oxide, cao, wesi (iii) oxide, feo, kalium oxide, MgO, keda, sodium oxide, fosfor pentoxide, silikon dioksida, titanium dioxide
cao, mg, MgO
transformasi
metamorphism
✔
✘
✔
✘
jinis metamorphism
metamorphism kakubur, metamorphism cataclastic, kontak metamorphism
metamorphism kakubur, metamorphism cataclastic, kontak metamorphism, hidrotermal metamorphism, impact metamorphism, metamorphism regional
cuaca
✔
✘
✔
✘
jinis udan
udan biologi, udan kimia, udan mechanical
-
erosi
✔
✘
✔
✘
jinis erosi
erosi kimia, erosi gisik, erosi Glacier
-
fisik
atose
5-5.51
1
7
👆🏻
ukuran gandum
-
grained nggoleki
rengat
conchoidal
conchoidal
tilas
putih
ireng
porosity
banget kurang keropos
kurang keropos
luster
vitreous
greasy
kekuatan compressive
0.15 n / mm 2225.00 n / mm 2
0.15
450
👆🏻
cleavage
-
sampurna
kateguhan
-
1
tartamtu gravitasi
2.6-2.72.86
0
8.4
👆🏻
transparan
tembus
opaque
Kapadhetan
2.6 g / cm 32.8-2.9 g / cm 3
0
1400
👆🏻
situs termal
kapasitas panas tartamtu
0.92 kj / kg k0.88 kj / kg k
0.14
3.2
👆🏻
resistance
tahan panas, impact tahan
tahan panas, meksa tahan
celengan ing bawana wétan
asia
Afghanistan, Indonesia, Japan, Russia
China, India, Indonesia, Japan, North Korea, Russia, Saudi Arabia, Singapore, South Korea, Sri Lanka, Tajikistan, Thailand
africa
Kenya
Egypt, Ethiopia, Ghana, South Africa, Western Africa
europe
greece, hungary, iceland, italy, turkey
austria, england, finland, france, germany, greece, spain, sweden, Swiss, united kingdom
wong
-
-
celengan ing bawana kulon
lor amerika
Canada, Mexico, USA
Canada, USA
kidul amerika
Argentina, Chile, Ecuador, Peru
Colombia
celengan ing Oseania bawana
australia
New Zealand
Central Australia, New Zealand, Queensland