definisi
pumice punika rock vulkanik sing kasusun saka Highly vesicular atos kaca vulkanik tekstur, kang bisa utawa ora bisa ngemot kristal
websterite punika ultramafic lan ultrabasic rock sing kasusun saka takeran kira-kira witjaksono orthopyroxene lan clinopyroxene. iku jinis khusus saka pyroxenite.
asal
spain
webster, North Carolina
panemu
Dingertèni
Dingertèni
Etimologi
saka pomis french lawas, saka varian dialect latin saka pumex
saka kutha webster dumunung ing North Carolina
kelas
batuan beku
batuan beku
sub-kelas
awet rock, medium atose rock
awet rock, hard rock
kategori liyane
rock grained nggoleki, rock opaque
rock grained coarse, rock opaque
tektur
vesicular
clastic, granular, phaneritic, porphyritic
werna
ibas, wernane, grey, ijo enom, grey cahya, pink, putih, grey yellow-
ireng kanggo werna abu-abu, bluish - werna abu-abu, greenish peteng - werna abu-abu, ijo, klawu rodok ijo cahya
katon
vesicular
dilapisi, banded, veined saha
Efesus interior
aggregates hiasan, jogan, homes, interior
countertops, aggregates hiasan, entryways, kothak lantai, jogan, interior
Efesus njaba
minangka watu bangunan, minangka madhep watu, Taman hiasan, mapeng watu
minangka watu bangunan, minangka madhep watu, Taman hiasan, 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
minangka watu ukuran, omah bangunan utawa tembok, Pabrik semen, kanthi jumlah ongko construction, kanggo dalan kanthi jumlah ongko
industri medical
Minangka abrasive ana ing produk exfoliating kulit, ing kimia lan pharmaceutical industri, obat-obatan lan kosmetik
durung digunakake
Efesus jaman
artefak
artefak
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
pelaku kuburan, tablet commemorative, nggawe kriya, menang bench laboratorium, perhiasan, nimbali segara, nisan
jinis
scoria
Ora Kasadhiya
fitur
tuan rumah rock kanggo timbal
umume atos kanggo tutul, iku salah siji saka rock tuwa
monumen
durung digunakake
durung digunakake
monumen misuwur
ora ditrapake
data ora kasedhiya
reca
durung digunakake
durung digunakake
patung misuwur
ora ditrapake
data ora kasedhiya
Pictographs
used
ora digunakake
petroglyphs
used
ora digunakake
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.
websterite bisa kawangun minangka cumulates ing intrusions ultramafic dening klempakan saka kristal pyroxene ing dasar ing kamar lahar.
isi Mineral
oksida aluminium, kalsit, karbonat, oksida wesi, silika
amphibole, augite, bronzite, chromite, diopside, enstatite, garnet, hornblende, hypersthene, magnetite, pyroxene
senyawa isi
al, aluminium oxide, cao, karbon dioksida, MgO, silikon dioksida
aluminium oxide, cao, krom (iii) oxide, wesi (iii) oxide, kalium oxide, MgO, sodium oxide, silikon dioksida, trioxide belerang
jinis metamorphism
metamorphism kakubur, impact metamorphism
metamorphism kakubur, impact 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, banyu erosi, angin erosi
ukuran gandum
grained nggoleki
coarse grained
tilas
putih, greenish putih utawa abu-abu
putih, greenish putih utawa abu-abu
porosity
Highly keropos
kurang keropos
luster
earthy
kurang kanggo vitreous kanggo submetallic
kekuatan compressive
ora Sumadhiya
cleavage
sampurna
ora duwe aturan baku
kateguhan
3
ora kasedhiya
tartamtu gravitasi
2.86
3.2-3.5
Kapadhetan
0.25-0.3 g / cm 3
3.1-3.6 g / cm 3
kapasitas panas tartamtu
ora Sumadhiya
resistance
impact tahan, meksa tahan
impact tahan, meksa tahan, nyandhang tahan
celengan ing bawana wétan
asia
Afghanistan, Indonesia, Japan, Russia
India, Russia
africa
Ethiopia, Kenya, Tanzania
South Africa
europe
greece, hungary, iceland, italy, turkey
germany, greece, italy, Scotland, turkey
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, Colombia, Venezuela
celengan ing Oseania bawana
australia
New Zealand, Western Australia
New Zealand, Queensland