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
litchfieldite punika rock langka igneous kang coarse-grained, foliated lan macem-macem nepheline syenite, kadhangkala uga disebut minangka nepheline syenite gneiss utawa gneissic nepeheline syenite
Sajarah
asal
Ethiopia
usa
panemu
obsius
Bayley
Etimologi
saka obsidianus latin, misprint saka obsianus (lapis) (watu) saka obsius
saka occurrence ing Litchfield, maine, usa
kelas
batuan beku
batuan beku
sub-kelas
awet rock, medium atose rock
awet rock, medium atose rock
kulawarga
group
vulkanik
plutonic
kategori liyane
rock opaque
rock grained coarse, rock opaque
tektur
glassy
granular
werna
ireng, biru, coklat, ijo, orange, abang, tan, kuning
coklat, wudo, krim, ijo, grey, pink, putih
pangopènan
kurang
kurang
kekiatan
awet
awet
banyu tahan
✔
✘
✔
✘
ngeruk tahan
✔
✘
✔
✘
rereged tahan
✔
✘
✔
✘
angin tahan
✔
✘
✔
✘
asam tahan
✔
✘
✔
✘
katon
mengilap
banded lan foilated
arsitektur
Efesus interior
aggregates hiasan, interior
countertops, aggregates hiasan, jogan, interior
Efesus njaba
Taman hiasan
minangka watu bangunan, minangka madhep watu, Taman hiasan
Efesus arsitektur liyane
-
curbing
industri
industri construction
arrowheads, alat nglereni, lading, scrapers, TCTerms tumbak
minangka watu ukuran, Pabrik semen, kanthi jumlah ongko construction, kanggo dalan kanthi jumlah ongko, landscaping, nggawe semen alam, Pabrik Magnesium lan dolomite refractories, produksi kaca lan keramik
industri medical
bedhah
-
Efesus jaman
artefak, perhiasan
artefak, monumen, reca
Panggunaan sanès
komersial
nggawe kriya, mirror, digunakake ing akuarium
nggawe kriya
jinis
mercon obsidian, mahoni, Sheen obsidian, Snowflake obsidian lan Beludru merak obsidian
borolanite lan litchfieldite
fitur
pamblokiran negativity, mbantu kanggo ngreksa marang depresi
aplikasi saka asam ing lumahing nimbulaké frosting mendhung, kasedhiya ing persil saka werna lan patron, dissolves asam klorida, iku salah siji saka rock tuwa
pinunjul arkeologi
monumen
-
-
monumen misuwur
-
-
reca
-
-
patung misuwur
-
-
Pictographs
-
-
petroglyphs
-
-
figurines
-
-
fosil
absen
absen
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.
litchfieldite punika, hard rock nggoleki-grained 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.
komposisi
isi Mineral
-
albite, amphibole, biotite, cancrinite, Feldspar, hornblende, plagioclase, pyroxene, sodalite
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
✔
✘
✔
✘
jinis metamorphism
metamorphism kakubur, metamorphism cataclastic, kontak metamorphism
metamorphism kakubur, metamorphism cataclastic, kontak metamorphism, impact metamorphism
cuaca
✔
✘
✔
✘
jinis udan
udan biologi, udan kimia, udan mechanical
udan biologi, udan mechanical
erosi
✔
✘
✔
✘
jinis erosi
erosi kimia, erosi gisik, erosi Glacier
erosi gisik, banyu erosi, angin erosi
fisik
atose
5-5.55.5-6
1
7
👆🏻
ukuran gandum
-
coarse grained
rengat
conchoidal
conchoidal kanggo ora rata
tilas
putih
putih
porosity
banget kurang keropos
kurang keropos
luster
vitreous
greasy kanggo kurang
kekuatan compressive
0.15 n / mm 2150.00 n / mm 2
0.15
450
👆🏻
cleavage
-
-
kateguhan
-
-
tartamtu gravitasi
2.6-2.72.6
0
8.4
👆🏻
transparan
tembus
tembus kanggo opaque
Kapadhetan
2.6 g / cm 32.6 g / cm 3
0
1400
👆🏻
situs termal
kapasitas panas tartamtu
0.92 kj / kg k0.79 kj / kg k
0.14
3.2
👆🏻
resistance
tahan panas, impact tahan
tahan panas, impact tahan, nyandhang tahan
celengan ing bawana wétan
asia
Afghanistan, Indonesia, Japan, Russia
-
africa
Kenya
South Africa
europe
greece, hungary, iceland, italy, turkey
finland, norway, portugal
wong
-
-
celengan ing bawana kulon
lor amerika
Canada, Mexico, USA
Canada
kidul amerika
Argentina, Chile, Ecuador, Peru
Brazil
celengan ing Oseania bawana
australia
New Zealand
-