Obsidian lan Tuff
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
tuff jinis rock digawe saka awu vulkanik luwar saka ngeculake sajrone eruption vulkanik
Sajarah
asal
Ethiopia
italy
panemu
obsius
Dingertèni
Etimologi
saka obsidianus latin, misprint saka obsianus (lapis) (watu) saka obsius
saka tembung latin tophous banjur ing tufo italian lan pungkasanipun tuff
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
clastic, pyroclastic
werna
ireng, biru, coklat, ijo, orange, abang, tan, kuning
coklat, grey, kuning
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
kurang, vesicular lan foilated
Kagunaane
arsitektur
Efesus interior
aggregates hiasan, interior
aggregates hiasan, entryways, jogan, homes, interior
Efesus njaba
Taman hiasan
minangka watu bangunan, minangka madhep watu, Taman hiasan, bangunan kantor, mapeng watu
Efesus arsitektur liyane
durung digunakake
curbing
industri
industri construction
arrowheads, alat nglereni, lading, scrapers, TCTerms tumbak
omah bangunan utawa tembok, kanthi jumlah ongko construction
industri medical
bedhah
durung digunakake
Efesus jaman
artefak, perhiasan
artefak, monumen, reca, figurines cilik
Panggunaan sanès
komersial
nggawe kriya, mirror, digunakake ing akuarium
nggawe kriya
Jinis
jinis
mercon obsidian, mahoni, Sheen obsidian, Snowflake obsidian lan Beludru merak obsidian
gandheng tuff, tuff rhyolitic, basaltic tuff, trachyte tuff, tuff andesitic lan ignimbrite.
fitur
pamblokiran negativity, mbantu kanggo ngreksa marang depresi
tansah ditemokake minangka pipo vulkanik liwat lemah ndhuwur Continental jero
pinunjul arkeologi
monumen
durung digunakake
used
monumen misuwur
ora ditrapake
pulo Paskah ing segitiga Polinesia, pacific segara
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.
tuff wis kawangun nalika massa gedhe saka awu lan wedhi kang lagi pipis karo gas panas sing luwar dening gunung mbledhos lan longsor kanthi cepet mudhun lereng sawijining.
komposisi
isi Mineral
ora kasedhiya
kalsit, chlorite
senyawa isi
aluminium oxide, cao, wesi (iii) oxide, feo, kalium oxide, MgO, keda, sodium oxide, fosfor pentoxide, silikon dioksida, titanium dioxide
hidrogen sulfida, belerang 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, udan mechanical
erosi
Yes
Yes
jinis erosi
erosi kimia, erosi gisik, erosi Glacier
erosi kimia, erosi gisik, erosi Glacier, erosi segara, banyu erosi, angin erosi
Properties
fisik
atose
5-5.5
4-6
ukuran gandum
ora ditrapake
grained nggoleki
rengat
conchoidal
ora rata
tilas
putih
putih
porosity
banget kurang keropos
Highly keropos
luster
vitreous
vitreous kanggo kurang
kekuatan compressive
0.15 n / mm 2
33
243.80 n / mm 2
5
cleavage
non-ana
ora kasedhiya
kateguhan
ora kasedhiya
ora kasedhiya
tartamtu gravitasi
2.6-2.7
2.73
transparan
tembus
opaque
Kapadhetan
2.6 g / cm 3
1-1.8 g / cm 3
situs termal
kapasitas panas tartamtu
0.92 kj / kg k
10
0.20 kj / kg k
25
resistance
tahan panas, impact tahan
tahan panas, impact tahan, meksa tahan, nyandhang tahan
Cadangan
celengan ing bawana wétan
asia
Afghanistan, Indonesia, Japan, Russia
Afghanistan, Armenia, Azerbaijan, Burma, Cambodia, China, India, Indonesia, Iran, Japan, Malaysia, Mongolia, Nepal, North Korea, Pakistan, Saudi Arabia, Syria, Taiwan, Thailand, Turkey, Vietnam, Yemen
africa
Kenya
Cameroon, Cape Verde, Eritrea, Ethiopia, Kenya, Libya, Madagascar, Nigeria, Rwanda, South Africa, Sudan, Uganda
europe
greece, hungary, iceland, italy, turkey
france, georgia, germany, greece, iceland, italy, Aku tresna sampeyan;, Poland, portugal, spain, united kingdom
wong
durung ketemu
Antartika, pulo hawaii
celengan ing bawana kulon
lor amerika
Canada, Mexico, USA
Canada, Costa Rica, Panama, USA
kidul amerika
Argentina, Chile, Ecuador, Peru
Argentina, Bolivia, Brazil, Chile, Ecuador, Paraguay
celengan ing Oseania bawana
australia
New Zealand
Central Australia, Western Australia
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