definisi
pumice punika rock vulkanik sing kasusun saka Highly vesicular atos kaca vulkanik tekstur, kang bisa utawa ora bisa ngemot kristal
gritstone utawa grit punika hard, coarse-grained, siliceous sandstone
asal
spain
pennines, england
panemu
Dingertèni
JJ Ferber
Etimologi
saka pomis french lawas, saka varian dialect latin saka pumex
saka grit + watu
kelas
batuan beku
rocks sedimentary
sub-kelas
awet rock, medium atose rock
awet rock, hard rock
group
vulkanik
ora ditrapake
kategori liyane
rock grained nggoleki, rock opaque
rock grained coarse, rock opaque
werna
ibas, wernane, grey, ijo enom, grey cahya, pink, putih, grey yellow-
ibas, ireng, coklat, wernane, krim, coklat peteng, ijo, grey, ijo enom, cahya kanggo werna abu-abu peteng, pink, abang, putih, kuning
katon
vesicular
dilapisi lan foliated
Efesus interior
aggregates hiasan, jogan, homes, interior
countertops, aggregates hiasan, homes, interior
Efesus njaba
minangka watu bangunan, minangka madhep watu, Taman hiasan, mapeng watu
minangka watu bangunan, Taman hiasan, bangunan kantor, mapeng watu
Efesus arsitektur liyane
curbing, wêdakakêna
curbing
industri construction
minangka watu ukuran, Pabrik semen, kanggo dalan kanthi jumlah ongko, ing babagan seni lan horticulture, nggawe semen alam, produksi pamblokiran beton entheng
kanthi jumlah ongko construction, roadstone
industri medical
Minangka abrasive ana ing produk exfoliating kulit, ing kimia lan pharmaceutical industri, obat-obatan lan kosmetik
durung digunakake
Efesus jaman
artefak
artefak, monumen, reca
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
reservoir lenga lan gas, tambahan feed kanggo ternak, gemstone, flux Metallurgical, produksi jeruk, kondisioner lemah, sumber magnesia (MgO), nisan
jinis
scoria
Ora Kasadhiya
fitur
tuan rumah rock kanggo timbal
kasedhiya ing persil saka werna lan patron, umume atos kanggo tutul, rock grained banget nggoleki
monumen
durung digunakake
used
monumen misuwur
ora ditrapake
data ora kasedhiya
reca
durung digunakake
used
patung misuwur
ora ditrapake
data ora kasedhiya
Pictographs
used
ora digunakake
petroglyphs
used
ora digunakake
figurines
durung digunakake
used
tatanan
Wangun rock pumice nalika magma cools supaya cepet sing atom ing nyawiji sing ora bisa kanggo ngatur piyambak menyang struktur kristal.
gritstone jinis rock sedimentary kang kawangun ing jubin deltas kali sudhut ngendi celengan grit padha glethakaken mudhun, karo saben pasang utawa banjir mbuwang lapisan liya saka endhepan.
isi Mineral
oksida aluminium, kalsit, karbonat, oksida wesi, silika
kalsit, mineral lempung, Feldspar, micas, quartz
senyawa isi
al, aluminium oxide, cao, karbon dioksida, MgO, silikon dioksida
aluminium oxide, cao, wesi (iii) oxide, kalium oxide, MgO, sodium oxide, silikon dioksida
jinis metamorphism
metamorphism kakubur, impact metamorphism
ora ditrapake
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
ukuran gandum
grained nggoleki
coarse grained
tilas
putih, greenish putih utawa abu-abu
putih
porosity
Highly keropos
Highly keropos
cleavage
sampurna
sampurna
kateguhan
3
ora kasedhiya
tartamtu gravitasi
2.86
2.250
Kapadhetan
0.25-0.3 g / cm 3
2.2 g / cm 3
resistance
impact tahan, meksa tahan
tahan panas, impact tahan, meksa tahan
celengan ing bawana wétan
asia
Afghanistan, Indonesia, Japan, Russia
China, India, Kazakhstan, Mongolia, Russia, Uzbekistan
africa
Ethiopia, Kenya, Tanzania
Namibia, Nigeria, South Africa
europe
greece, hungary, iceland, italy, turkey
austria, denmark, germany, great Britain, Aku tresna sampeyan;, Poland, sweden, Swiss, united kingdom
wong
durung ketemu
Greenland
celengan ing bawana kulon
lor amerika
Bahamas, Barbados, Canada, Costa Rica, Cuba, Jamaica, Mexico, USA
Canada, USA
kidul amerika
Argentina, Chile, Ecuador, Peru
Brazil
celengan ing Oseania bawana
australia
New Zealand, Western Australia
New South Wales, New Zealand, Western Australia