definisi
pumice punika rock vulkanik sing kasusun saka Highly vesicular atos kaca vulkanik tekstur, kang bisa utawa ora bisa ngemot kristal
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
Etimologi
saka pomis french lawas, saka varian dialect latin saka pumex
saka obsidianus latin, misprint saka obsianus (lapis) (watu) saka obsius
kelas
batuan beku
batuan beku
sub-kelas
awet rock, medium atose rock
awet rock, medium atose rock
kategori liyane
rock grained nggoleki, rock opaque
rock opaque
werna
ibas, wernane, grey, ijo enom, grey cahya, pink, putih, grey yellow-
ireng, biru, coklat, ijo, orange, abang, tan, kuning
Efesus interior
aggregates hiasan, jogan, homes, interior
aggregates hiasan, interior
Efesus njaba
minangka watu bangunan, minangka madhep watu, Taman hiasan, mapeng watu
Taman hiasan
Efesus arsitektur liyane
curbing, wêdakakêna
durung digunakake
industri construction
minangka watu ukuran, Pabrik semen, kanggo dalan kanthi jumlah ongko, ing babagan seni lan horticulture, nggawe semen alam, produksi pamblokiran beton entheng
arrowheads, alat nglereni, lading, scrapers, TCTerms tumbak
industri medical
Minangka abrasive ana ing produk exfoliating kulit, ing kimia lan pharmaceutical industri, obat-obatan lan kosmetik
bedhah
Efesus jaman
artefak
artefak, perhiasan
komersial
minangka materi doyo tarik ing dalan salju-dijamin, minangka abrasive ing erasers potlot, nggoleki abrasive digunakake kanggo polishing, Pabrik sabun, cairan pelarut, alami, plastik lan serat, digunakake ing akuarium
nggawe kriya, mirror, digunakake ing akuarium
jinis
scoria
mercon obsidian, mahoni, Sheen obsidian, Snowflake obsidian lan Beludru merak obsidian
fitur
tuan rumah rock kanggo timbal
pamblokiran negativity, mbantu kanggo ngreksa marang depresi
monumen
durung digunakake
durung digunakake
monumen misuwur
ora ditrapake
ora ditrapake
reca
durung digunakake
durung digunakake
patung misuwur
ora ditrapake
ora ditrapake
figurines
durung digunakake
durung digunakake
tatanan
Wangun rock pumice nalika magma cools supaya cepet sing atom ing nyawiji sing ora bisa kanggo ngatur piyambak menyang struktur kristal.
nalika lahar dirilis saka gunung, iku diwiwiti saka cooling cepet banget kang freezes mekanisme saka crystallization. asil punika kaca vulkanik karo susunan Gamelan seragam.
isi Mineral
oksida aluminium, kalsit, karbonat, oksida wesi, silika
ora kasedhiya
senyawa isi
al, aluminium oxide, cao, karbon dioksida, MgO, silikon dioksida
aluminium oxide, cao, wesi (iii) oxide, feo, kalium oxide, MgO, keda, sodium oxide, fosfor pentoxide, silikon dioksida, titanium dioxide
jinis metamorphism
metamorphism kakubur, impact 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 segara, banyu erosi, angin erosi
erosi kimia, erosi gisik, erosi Glacier
ukuran gandum
grained nggoleki
ora ditrapake
tilas
putih, greenish putih utawa abu-abu
putih
porosity
Highly keropos
banget kurang keropos
cleavage
sampurna
non-ana
kateguhan
3
ora kasedhiya
tartamtu gravitasi
2.86
2.6-2.7
Kapadhetan
0.25-0.3 g / cm 3
2.6 g / cm 3
resistance
impact tahan, meksa tahan
tahan panas, impact tahan
celengan ing bawana wétan
asia
Afghanistan, Indonesia, Japan, Russia
Afghanistan, Indonesia, Japan, Russia
africa
Ethiopia, Kenya, Tanzania
Kenya
europe
greece, hungary, iceland, italy, turkey
greece, hungary, iceland, italy, turkey
wong
durung ketemu
durung ketemu
celengan ing bawana kulon
lor amerika
Bahamas, Barbados, Canada, Costa Rica, Cuba, Jamaica, Mexico, USA
Canada, Mexico, USA
kidul amerika
Argentina, Chile, Ecuador, Peru
Argentina, Chile, Ecuador, Peru
celengan ing Oseania bawana
australia
New Zealand, Western Australia
New Zealand