definisi
picrite iku macem-macem dhuwur-Magnesium basalt olivine sing sugih banget ing olivine Mineral
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
Sajarah
asal
pulo hawaii
Ethiopia
panemu
Ora dingerteni
obsius
Etimologi
saka pikros greek pait + -ite, abad ka-19
saka obsidianus latin, misprint saka obsianus (lapis) (watu) saka obsius
kelas
batuan beku
batuan beku
sub-kelas
awet rock, hard rock
awet rock, medium atose rock
kulawarga
group
vulkanik
vulkanik
kategori liyane
rock grained nggoleki, rock opaque
rock opaque
tektur
earthy, atos
glassy
werna
ireng, coklat, ijo, grey, pink, putih, kuning
ireng, biru, coklat, ijo, orange, abang, tan, kuning
pangopènan
kurang
kurang
kekiatan
awet
awet
banyu tahan
✔
✘
✔
✘
ngeruk tahan
✔
✘
✔
✘
rereged tahan
✔
✘
✔
✘
angin tahan
✔
✘
✔
✘
asam tahan
✔
✘
✔
✘
katon
atos saha
mengilap
arsitektur
Efesus interior
countertops, aggregates hiasan, homes, interior
aggregates hiasan, interior
Efesus njaba
minangka watu bangunan, minangka madhep watu, Taman hiasan, mapeng watu
Taman hiasan
Efesus arsitektur liyane
curbing
-
industri
industri construction
minangka agen sintering ing industri baja kanggo proses biji wesi, Pabrik semen, kanggo dalan kanthi jumlah ongko, Pabrik Magnesium lan dolomite refractories, roadstone, digunakake kanggo jogan, treads tangga, wates lan sills jendhela.
arrowheads, alat nglereni, lading, scrapers, TCTerms tumbak
industri medical
-
bedhah
Efesus jaman
artefak, monumen, reca
artefak, perhiasan
Panggunaan sanès
komersial
tambahan feed kanggo ternak, minangka waja rock kanggo tembok segara, flux Metallurgical, Pottery, sumber magnesia (MgO)
nggawe kriya, mirror, digunakake ing akuarium
jinis
oceanite
mercon obsidian, mahoni, Sheen obsidian, Snowflake obsidian lan Beludru merak obsidian
fitur
tuan rumah rock kanggo timbal
pamblokiran negativity, mbantu kanggo ngreksa marang depresi
pinunjul arkeologi
monumen
-
-
monumen misuwur
-
-
reca
-
-
patung misuwur
-
-
Pictographs
-
-
petroglyphs
-
-
figurines
-
-
fosil
absen
absen
tatanan
picrite punika nggoleki-grained, hard rock 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.
nalika lahar dirilis saka gunung, iku diwiwiti saka cooling cepet banget kang freezes mekanisme saka crystallization. asil punika kaca vulkanik karo susunan Gamelan seragam.
komposisi
isi Mineral
biotite, olivine, plagioclase, pyrrhotite
-
senyawa isi
al, cao, karbon dioksida, mg, MgO
aluminium oxide, cao, wesi (iii) oxide, feo, kalium oxide, MgO, keda, sodium oxide, fosfor pentoxide, silikon dioksida, titanium dioxide
transformasi
metamorphism
✔
✘
✔
✘
jinis metamorphism
metamorphism kakubur, metamorphism cataclastic, impact metamorphism, metamorphism regional
metamorphism kakubur, metamorphism cataclastic, kontak metamorphism
cuaca
✔
✘
✔
✘
jinis udan
udan biologi
udan biologi, udan kimia, udan mechanical
erosi
✔
✘
✔
✘
jinis erosi
erosi kimia, erosi gisik, erosi Glacier, erosi segara, banyu erosi, angin erosi
erosi kimia, erosi gisik, erosi Glacier
fisik
atose
6.85-5.5
1
7
👆🏻
ukuran gandum
grained nggoleki
-
rengat
ora rata
conchoidal
tilas
putih, greenish putih utawa abu-abu
putih
porosity
kurang keropos
banget kurang keropos
luster
subvitreous kanggo kurang
vitreous
kekuatan compressive
189.00 n / mm 20.15 n / mm 2
0.15
450
👆🏻
cleavage
-
-
kateguhan
2.1
-
tartamtu gravitasi
2.75-2.922.6-2.7
0
8.4
👆🏻
transparan
opaque
tembus
Kapadhetan
1.5-2.5 g / cm 32.6 g / cm 3
0
1400
👆🏻
situs termal
kapasitas panas tartamtu
0.88 kj / kg k0.92 kj / kg k
0.14
3.2
👆🏻
resistance
tahan panas
tahan panas, impact tahan
celengan ing bawana wétan
asia
India, Russia
Afghanistan, Indonesia, Japan, Russia
africa
South Africa
Kenya
europe
iceland
greece, hungary, iceland, italy, turkey
wong
-
-
celengan ing bawana kulon
lor amerika
Canada, USA
Canada, Mexico, USA
kidul amerika
Brazil
Argentina, Chile, Ecuador, Peru
celengan ing Oseania bawana
australia
-
New Zealand