Obsidian lan Porphyry
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
porphyry punika reddish-coklat kanggo kain rock igneous ngemot phenocrysts akeh macem-macem mineral ditempelake ing matrik nggoleki-grained
Sajarah
asal
Ethiopia
egypt
panemu
obsius
Dingertèni
Etimologi
saka obsidianus latin, misprint saka obsianus (lapis) (watu) saka obsius
saka lawas porfire french, saka porfiro italian lan ing sawetara kasus langsung saka porphyrites latin
kelas
batuan beku
batuan beku
sub-kelas
awet rock, medium atose rock
awet rock, hard rock
kulawarga
group
vulkanik
plutonic
kategori liyane
rock opaque
rock grained nggoleki, rock opaque
Tekstur
tektur
glassy
porphyritic
werna
ireng, biru, coklat, ijo, orange, abang, tan, kuning
ireng, coklat, wernane, ijo, grey, abang, teyeng, putih
pangopènan
kurang
kurang
kekiatan
awet
awet
banyu tahan
Yes
No
ngeruk tahan
Yes
Yes
rereged tahan
No
Yes
angin tahan
No
No
asam tahan
No
Yes
katon
mengilap
kurang
Kagunaane
arsitektur
Efesus interior
aggregates hiasan, interior
aggregates hiasan, interior
Efesus njaba
Taman hiasan
Taman hiasan, mapeng watu
Efesus arsitektur liyane
durung digunakake
curbing
industri
industri construction
arrowheads, alat nglereni, lading, scrapers, TCTerms tumbak
kanthi jumlah ongko construction
industri medical
bedhah
durung digunakake
Efesus jaman
artefak, perhiasan
artefak, monumen, reca
Panggunaan sanès
komersial
nggawe kriya, mirror, digunakake ing akuarium
nggawe kriya, gemstone, perhiasan
Jinis
jinis
mercon obsidian, mahoni, Sheen obsidian, Snowflake obsidian lan Beludru merak obsidian
rhomb porphyry
fitur
pamblokiran negativity, mbantu kanggo ngreksa marang depresi
umume atos kanggo tutul, iku salah siji saka rock tuwa, lumahan asring mengilap
pinunjul arkeologi
monumen
durung digunakake
used
monumen misuwur
ora ditrapake
data ora kasedhiya
reca
durung digunakake
used
patung misuwur
ora ditrapake
data ora kasedhiya
Pictographs
used
ora digunakake
petroglyphs
used
ora digunakake
figurines
durung digunakake
used
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.
porphyry wis kawangun rong: magma cools alon jero ing lemah ndhuwur utawa magma punika ndingin kanthi cepet minangka erupts saka gunung mbledhos, nggawe butiran alit sing biasane bisa dideleng nganggo mripat wuda.
komposisi
isi Mineral
ora kasedhiya
biotite, chert, Feldspar, garnet, grafit, quartz, silika
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, titanium dioxide
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, ora kedhaftar
erosi
Yes
Yes
jinis erosi
erosi kimia, erosi gisik, erosi Glacier
erosi kimia, erosi gisik, erosi Glacier
Properties
fisik
atose
5-5.5
6-7
ukuran gandum
ora ditrapake
grained nggoleki
rengat
conchoidal
ora duwe aturan baku
tilas
putih
putih
porosity
banget kurang keropos
kurang keropos
luster
vitreous
kurang
kekuatan compressive
0.15 n / mm 2
33
ora Sumadhiya
cleavage
non-ana
cacat
kateguhan
ora kasedhiya
1.7
tartamtu gravitasi
2.6-2.7
2.5-4
transparan
tembus
tembus kanggo opaque
Kapadhetan
2.6 g / cm 3
2.5-2.52 g / cm 3
situs termal
kapasitas panas tartamtu
0.92 kj / kg k
10
ora Sumadhiya
resistance
tahan panas, impact tahan
tahan panas, impact tahan
Cadangan
celengan ing bawana wétan
asia
Afghanistan, Indonesia, Japan, Russia
China, Kazakhstan, South Korea, Thailand, Turkey, Vietnam
africa
Kenya
Egypt, Ethiopia, Ghana, South Africa
europe
greece, hungary, iceland, italy, turkey
finland, france, germany, great Britain, hungary, iceland, ireland, italy, Aku tresna sampeyan;, norway, romania, sweden, Swiss
wong
durung ketemu
Greenland
celengan ing bawana kulon
lor amerika
Canada, Mexico, USA
Canada, Cuba, Jamaica, USA
kidul amerika
Argentina, Chile, Ecuador, Peru
Bolivia, Brazil, Colombia, Ecuador, Paraguay
celengan ing Oseania bawana
australia
New Zealand
New South Wales, New Zealand, Western Australia
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