Obsidian lan Rhyodacite
Definition
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
rhyodacite iku sawijining rock vulkanik extrusive penengah ing komposisi antarane dacite lan rhyolite
Sajarah
asal
Ethiopia
usa
panemu
obsius
Dingertèni
Etimologi
saka obsidianus latin, misprint saka obsianus (lapis) (watu) saka obsius
rhyo lite + dacite: a rock antarané rhyolite lan dacite sing extrusive padha karo granodiorite
kelas
batuan beku
batuan beku
sub-kelas
awet rock, medium atose rock
awet rock, medium atose rock
kulawarga
group
vulkanik
vulkanik
kategori liyane
rock opaque
rock grained nggoleki, rock opaque
Tekstur
tektur
glassy
earthy
werna
ireng, biru, coklat, ijo, orange, abang, tan, kuning
ireng kanggo werna abu-abu, greenish peteng - werna abu-abu
pangopènan
kurang
liyane
kekiatan
awet
awet
banyu tahan
Yes
Yes
ngeruk tahan
Yes
Yes
rereged tahan
No
No
angin tahan
No
No
asam tahan
No
No
katon
mengilap
Balung
Kagunaane
arsitektur
Efesus interior
aggregates hiasan, interior
aggregates hiasan, interior
Efesus njaba
Taman hiasan
minangka watu bangunan, Taman hiasan
Efesus arsitektur liyane
durung digunakake
curbing
industri
industri construction
arrowheads, alat nglereni, lading, scrapers, TCTerms tumbak
minangka watu ukuran, kanthi jumlah ongko construction, kanggo dalan kanthi jumlah ongko, landscaping
industri medical
bedhah
durung digunakake
Efesus jaman
artefak, perhiasan
artefak
Panggunaan sanès
komersial
nggawe kriya, mirror, digunakake ing akuarium
pelaku kuburan, nggawe kriya
Jinis
jinis
mercon obsidian, mahoni, Sheen obsidian, Snowflake obsidian lan Beludru merak obsidian
Ora Kasadhiya
fitur
pamblokiran negativity, mbantu kanggo ngreksa marang depresi
kasedhiya ing persil saka werna lan patron
pinunjul arkeologi
monumen
durung digunakake
durung digunakake
monumen misuwur
ora ditrapake
ora ditrapake
reca
durung digunakake
durung digunakake
patung misuwur
ora ditrapake
ora ditrapake
Pictographs
used
used
petroglyphs
used
used
figurines
durung digunakake
durung digunakake
fosil
absen
absen
Tatanan
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.
rhyodacite 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.
komposisi
isi Mineral
ora kasedhiya
amphibole, apatite, biotite, Feldspar, garnet, hornblade, magnetite, plagioclase, pyroxene, quartz, zirkon
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, na, kalium, silikon dioksida
transformasi
metamorphism
Yes
Yes
jinis metamorphism
metamorphism kakubur, metamorphism cataclastic, kontak metamorphism
metamorphism kakubur, metamorphism cataclastic, kontak metamorphism, hidrotermal metamorphism, impact metamorphism, metamorphism regional
cuaca
Yes
Yes
jinis udan
udan biologi, udan kimia, udan mechanical
udan biologi, udan kimia, udan mechanical
erosi
Yes
Yes
jinis erosi
erosi kimia, erosi gisik, erosi Glacier
erosi kimia, erosi gisik, erosi Glacier
Properties
fisik
atose
5-5.5
5.5-6
ukuran gandum
ora ditrapake
grained nggoleki
rengat
conchoidal
conchoidal
tilas
putih
ireng
porosity
banget kurang keropos
kurang keropos
luster
vitreous
greasy kanggo kurang
kekuatan compressive
0.15 n / mm 2
33
200.50 n / mm 2
9
cleavage
non-ana
ora kasedhiya
kateguhan
ora kasedhiya
2.1
tartamtu gravitasi
2.6-2.7
2.34-2.40
transparan
tembus
opaque
Kapadhetan
2.6 g / cm 3
ora Sumadhiya
situs termal
kapasitas panas tartamtu
0.92 kj / kg k
10
1.12 kj / kg k
7
resistance
tahan panas, impact tahan
tahan panas
Cadangan
celengan ing bawana wétan
asia
Afghanistan, Indonesia, Japan, Russia
China, India, Iran, Saudi Arabia, Sri Lanka, Taiwan, Thailand, Turkey, Vietnam
africa
Kenya
Angola, Egypt, Madagascar, Namibia, Nigeria, South Africa
europe
greece, hungary, iceland, italy, turkey
austria, belgium, finland, france, germany, italy, norway, sardinia, spain, Swiss
wong
durung ketemu
durung ketemu
celengan ing bawana kulon
lor amerika
Canada, Mexico, USA
Canada, USA
kidul amerika
Argentina, Chile, Ecuador, Peru
Not Yet Found
celengan ing Oseania bawana
australia
New Zealand
Not Yet Found
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