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
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
kategori liyane
rock opaque
rock grained nggoleki, rock opaque
tektur
glassy
glassy, massive, porphyritic, scoriaceous, vesicular
werna
ireng, biru, coklat, ijo, orange, abang, tan, kuning
ireng, coklat, cahya kanggo werna abu-abu peteng
katon
mengilap
kurang lan alus
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
-
curbing, whetstones
industri construction
arrowheads, alat nglereni, lading, scrapers, TCTerms tumbak
arrowheads, minangka watu ukuran, cobblestones, alat nglereni, alur trek ballast, roadstone
industri medical
bedhah
-
Efesus jaman
artefak, perhiasan
artefak, monumen
komersial
nggawe kriya, mirror, digunakake ing akuarium
reservoir lenga lan gas, tablet commemorative, nggawe kriya, digunakake ing akuarium
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
monumen misuwur
-
pulo Paskah ing segitiga Polinesia, pacific segara, Gateway of India ana ing Mumbai, India, gol Gumbaz ing karnataka, india
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.
isi Mineral
-
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
jinis metamorphism
metamorphism kakubur, metamorphism cataclastic, kontak metamorphism
kontak metamorphism
jinis udan
udan biologi, udan kimia, udan mechanical
udan biologi
jinis erosi
erosi kimia, erosi gisik, erosi Glacier
-
ukuran gandum
-
grained nggoleki
rengat
conchoidal
conchoidal
tilas
putih
putih kanggo werna abu-abu
porosity
banget kurang keropos
kurang keropos
tartamtu gravitasi
2.6-2.7
2.8-3
Kapadhetan
2.6 g / cm 3
2.9-3.1 g / cm 3
resistance
tahan panas, impact tahan
tahan panas, meksa tahan, nyandhang tahan
celengan ing bawana wétan
asia
Afghanistan, Indonesia, Japan, Russia
India, Russia
africa
Kenya
South Africa
europe
greece, hungary, iceland, italy, turkey
iceland
celengan ing bawana kulon
lor amerika
Canada, Mexico, USA
Canada, USA
kidul amerika
Argentina, Chile, Ecuador, Peru
Brazil
celengan ing Oseania bawana