definisi
novaculite punika kandhel, hard, nggoleki-grained, siliceous rock metamorpic kang jinis chert sing ngilangi karo rengat conchoidal
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
-
Ethiopia
panemu
Ora dingerteni
obsius
Etimologi
saka novacula tembung latin, kanggo watu silet
saka obsidianus latin, misprint saka obsianus (lapis) (watu) saka obsius
kelas
rocks sedimentary
batuan beku
sub-kelas
awet rock, hard rock
awet rock, medium atose rock
kulawarga
group
-
vulkanik
kategori liyane
rock grained nggoleki, rock opaque
rock opaque
tektur
banded, glassy, atos, vitreous
glassy
werna
ireng, coklat, ijo, grey, abang, putih
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
glassy utawa pearly
mengilap
arsitektur
Efesus interior
countertops, aggregates hiasan, jogan, interior
aggregates hiasan, interior
Efesus njaba
minangka watu bangunan, Taman hiasan
Taman hiasan
Efesus arsitektur liyane
curbing
-
industri
industri construction
arrowheads, omah bangunan utawa tembok, Pabrik semen, kanthi jumlah ongko construction, alat nglereni, kanggo dalan kanthi jumlah ongko, lading, landscaping, nggawe semen alam, produksi kaca lan keramik, alur trek ballast, roadstone, TCTerms tumbak, digunakake kanggo ngasah pribadi logam lan senjata
arrowheads, alat nglereni, lading, scrapers, TCTerms tumbak
industri medical
-
bedhah
Efesus jaman
artefak, monumen
artefak, perhiasan
Panggunaan sanès
komersial
pelaku kuburan, gemstone, ing lumahing, ing pribadi geni-miwiti, perhiasan, Pabrik pribadi, pebbles digunakake ing pabrik werni kanggo tlatah ing industri keramik, kanggo nemtokake isi emas saka perhiasan
nggawe kriya, mirror, digunakake ing akuarium
jinis
Batu sedimen
mercon obsidian, mahoni, Sheen obsidian, Snowflake obsidian lan Beludru merak obsidian
fitur
clasts Gamelan kanggo tutul, gampang pecah dadi lancip piring, tahan struktural dhuwur marang erosi lan iklim
pamblokiran negativity, mbantu kanggo ngreksa marang depresi
pinunjul arkeologi
monumen
-
-
monumen misuwur
-
-
reca
-
-
patung misuwur
-
-
Pictographs
-
-
petroglyphs
-
-
figurines
-
-
fosil
saiki
absen
tatanan
Wangun novaculite nalika microcrystals silikon dioksida tuwuh ing endapan alus sing dadi watu gamping utawa kapur. tatanan novaculite bisa dadi salah siji saka asal kimia utawa biologi.
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
quartz, Silicon
-
senyawa isi
ca, silikon dioksida
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
cuaca
✔
✘
✔
✘
jinis udan
-
udan biologi, udan kimia, udan mechanical
erosi
✔
✘
✔
✘
jinis erosi
erosi kimia, erosi gisik, erosi Glacier
erosi kimia, erosi gisik, erosi Glacier
fisik
atose
75-5.5
1
7
👆🏻
ukuran gandum
grained nggoleki
-
rengat
conchoidal
conchoidal
tilas
-
putih
porosity
kurang keropos
banget kurang keropos
luster
waxy lan kurang
vitreous
kekuatan compressive
450.00 n / mm 20.15 n / mm 2
0.15
450
👆🏻
cleavage
-
-
kateguhan
1.5
-
tartamtu gravitasi
2.5-2.72.6-2.7
0
8.4
👆🏻
transparan
tembus kanggo opaque
tembus
Kapadhetan
2.7 g / cm 32.6 g / cm 3
0
1400
👆🏻
situs termal
kapasitas panas tartamtu
0.74 kj / kg k0.92 kj / kg k
0.14
3.2
👆🏻
resistance
tahan panas, impact tahan, meksa tahan, nyandhang tahan
tahan panas, impact tahan
celengan ing bawana wétan
asia
China, India, Iran, Japan, Oman, Russia, Saudi Arabia, Taiwan, Thailand, Vietnam
Afghanistan, Indonesia, Japan, Russia
africa
Kenya, Morocco, South Africa, Tanzania
Kenya
europe
austria, france, greece, italy, malta, Poland, portugal, Serbia, spain, sweden, united kingdom
greece, hungary, iceland, italy, turkey
wong
Greenland, agêng-atlantic Pegunungan
-
celengan ing bawana kulon
lor amerika
Canada, Mexico, USA
Canada, Mexico, USA
kidul amerika
Bolivia, Brazil
Argentina, Chile, Ecuador, Peru
celengan ing Oseania bawana
australia
New South Wales, Queensland, South Australia, Western Australia
New Zealand