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
Coquina punika rock sedimentary sing dumadi salah siji Enèng sing lamur meh tanggung saka diangkut, abraded, lan mekanisme-diurutake pecahan saka meriam moluska, trilobites, brachiopods, utawa invertebrata liyane
asal
Ethiopia
bokor foreland european
panemu
obsius
Ora dingerteni
Etimologi
saka obsidianus latin, misprint saka obsianus (lapis) (watu) saka obsius
saka Concha (latin) + Coquina (spanish) + Keong (english) = couquina (pertengahan abad ka-19)
kelas
batuan beku
rocks sedimentary
sub-kelas
awet rock, medium atose rock
awet rock, rock alus
kategori liyane
rock opaque
rock grained coarse, rock opaque
werna
ireng, biru, coklat, ijo, orange, abang, tan, kuning
ibas, wudo, orange
katon
mengilap
dilapisi, banded, veined saha
Efesus interior
aggregates hiasan, interior
aggregates hiasan, homes, Hotel, interior
Efesus njaba
Taman hiasan
Taman hiasan, bangunan kantor
Efesus arsitektur liyane
-
curbing
industri construction
arrowheads, alat nglereni, lading, scrapers, TCTerms tumbak
omah bangunan utawa tembok, kanthi jumlah ongko construction
industri medical
bedhah
-
Efesus jaman
artefak, perhiasan
artefak, monumen, reca, figurines cilik
komersial
nggawe kriya, mirror, digunakake ing akuarium
nggawe kriya
jinis
mercon obsidian, mahoni, Sheen obsidian, Snowflake obsidian lan Beludru merak obsidian
Batu sedimen
fitur
pamblokiran negativity, mbantu kanggo ngreksa marang depresi
kasedhiya ing persil saka werna lan patron, iku salah siji saka rock tuwa
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.
Coquina punika rock sedimentary kang kawangun nalika milyar seashell cilik kerang-kaya, disebut Coquina, utawa cockleshell sing die lan Empu sing setor, disarèkaké lan dadi menyang rock nalika meksa wis Applied.
isi Mineral
-
apatite, augite, bronzite, kalsit, chert, chlorite, mineral lempung, epidote, Feldspar, garnet, micas, muscovite utawa illite
senyawa isi
aluminium oxide, cao, wesi (iii) oxide, feo, kalium oxide, MgO, keda, sodium oxide, fosfor pentoxide, silikon dioksida, titanium dioxide
cao, karbon dioksida, wesi (iii) oxide, MgO
jinis metamorphism
metamorphism kakubur, metamorphism cataclastic, kontak metamorphism
-
jinis udan
udan biologi, udan kimia, udan mechanical
udan biologi, udan kimia, udan mechanical
jinis erosi
erosi kimia, erosi gisik, erosi Glacier
erosi gisik, erosi segara, banyu erosi, angin erosi
ukuran gandum
-
coarse grained
rengat
conchoidal
ora duwe aturan baku
porosity
banget kurang keropos
Highly keropos
luster
vitreous
kurang kanggo vitreous kanggo submetallic
tartamtu gravitasi
2.6-2.7
1.10-2.24
Kapadhetan
2.6 g / cm 3
2.8-2.9 g / cm 3
resistance
tahan panas, impact tahan
tahan panas, impact tahan, meksa tahan, nyandhang tahan
celengan ing bawana wétan
asia
Afghanistan, Indonesia, Japan, Russia
-
europe
greece, hungary, iceland, italy, turkey
united kingdom
celengan ing bawana kulon
lor amerika
Canada, Mexico, USA
USA
kidul amerika
Argentina, Chile, Ecuador, Peru
-
celengan ing Oseania bawana