Obsidian vs Basalt
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
basalt punika rock igneous extrusive umum kawangun dening cooling kanthi cepet saka lahar basaltic kapapar ing utawa banget cedhak ing lumahing bumi
Sajarah
asal
Ethiopia
egypt
panemu
obsius
George Agricola
Etimologi
saka obsidianus latin, misprint saka obsianus (lapis) (watu) saka obsius
saka pungkasan basaltes latin (varian saka basanites), watu banget hard, kang diimpor saka basanites greek kuna
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
glassy, massive, porphyritic, scoriaceous, vesicular
werna
ireng, biru, coklat, ijo, orange, abang, tan, kuning
ireng, coklat, cahya kanggo werna abu-abu peteng
pangopènan
kurang
liyane
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 lan alus
Kagunaane
arsitektur
Efesus interior
aggregates hiasan, interior
kothak lantai, homes, Hotel, pawon
Efesus njaba
Taman hiasan
minangka watu bangunan, mapeng watu, Taman hiasan, bangunan kantor
Efesus arsitektur liyane
durung digunakake
curbing, whetstones
industri
industri construction
arrowheads, alat nglereni, lading, scrapers, TCTerms tumbak
arrowheads, minangka watu ukuran, cobblestones, alat nglereni, alur trek ballast, roadstone
industri medical
bedhah
durung digunakake
Efesus jaman
artefak, perhiasan
artefak, monumen
Panggunaan sanès
komersial
nggawe kriya, mirror, digunakake ing akuarium
reservoir lenga lan gas, tablet commemorative, nggawe kriya, digunakake ing akuarium
Jinis
jinis
mercon obsidian, mahoni, Sheen obsidian, Snowflake obsidian lan Beludru merak obsidian
basalt alkalin, boninite, basalt alumina dhuwur, agêng segara Pegunungan basalt (morb), basalt tholeiitic, basaltic trachyandesite, mugearite lan shoshonite
fitur
pamblokiran negativity, mbantu kanggo ngreksa marang depresi
tahan struktural dhuwur marang erosi lan iklim, rock grained banget nggoleki
pinunjul arkeologi
monumen
durung digunakake
used
monumen misuwur
ora ditrapake
pulo Paskah ing segitiga Polinesia, pacific segara, Gateway of India ana ing Mumbai, India, gol Gumbaz ing karnataka, india
reca
durung digunakake
used
patung misuwur
ora ditrapake
data ora kasedhiya
Pictographs
used
used
petroglyphs
used
used
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.
basalt formulir nalika lahar tekan lumahing bumi near vulkanik. suhu lava iku antarane 1100 1250 ° c nalika nemu menyang permukaan.
komposisi
isi Mineral
ora kasedhiya
olivine, plagioclase, pyroxene
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, feo, kalium oxide, MgO, keda, sodium oxide, fosfor pentoxide, silikon dioksida, titanium dioxide
transformasi
metamorphism
Yes
Yes
jinis metamorphism
metamorphism kakubur, metamorphism cataclastic, kontak metamorphism
kontak metamorphism
cuaca
Yes
Yes
jinis udan
udan biologi, udan kimia, udan mechanical
udan biologi
erosi
Yes
No
jinis erosi
erosi kimia, erosi gisik, erosi Glacier
ora kasedhiya
Properties
fisik
atose
5-5.5
6
ukuran gandum
ora ditrapake
grained nggoleki
rengat
conchoidal
conchoidal
tilas
putih
putih kanggo werna abu-abu
porosity
banget kurang keropos
kurang keropos
luster
vitreous
ora kasedhiya
kekuatan compressive
0.15 n / mm 2
33
37.40 n / mm 2
28
cleavage
non-ana
ora kasedhiya
kateguhan
ora kasedhiya
2.3
tartamtu gravitasi
2.6-2.7
2.8-3
transparan
tembus
opaque
Kapadhetan
2.6 g / cm 3
2.9-3.1 g / cm 3
situs termal
kapasitas panas tartamtu
0.92 kj / kg k
10
0.84 kj / kg k
15
resistance
tahan panas, impact tahan
tahan panas, meksa tahan, nyandhang tahan
Cadangan
celengan ing bawana wétan
asia
Afghanistan, Indonesia, Japan, Russia
India, Russia
africa
Kenya
South Africa
europe
greece, hungary, iceland, italy, turkey
iceland
wong
durung ketemu
durung ketemu
celengan ing bawana kulon
lor amerika
Canada, Mexico, USA
Canada, USA
kidul amerika
Argentina, Chile, Ecuador, Peru
Brazil
celengan ing Oseania bawana
australia
New Zealand
Not Yet Found
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