definisi
pumice punika rock vulkanik sing kasusun saka Highly vesicular atos kaca vulkanik tekstur, kang bisa utawa ora bisa ngemot kristal
troctolite jinis rock intrusive mafic. iku kasusun ateges Jumlah utama nanging maneko rupo olivine lan calcic plagioclase bebarengan karo pyroxene suntingan. iku anorthosite-sugih olivine, utawa sing relatif pyroxene-kurang saka gabbro
panemu
Dingertèni
christian Leopold von Buch
Etimologi
saka pomis french lawas, saka varian dialect latin saka pumex
saka troklotit german, saka trōktēs greek, iwak segara (dijupuk dadi sejenis iwak)
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
phaneritic
werna
ibas, wernane, grey, ijo enom, grey cahya, pink, putih, grey yellow-
Peteng Grey kanggo Black
katon
vesicular
veined saha
Efesus interior
aggregates hiasan, jogan, homes, interior
jedhing, countertops, aggregates hiasan, entryways, jogan, homes, interior, pawon
Efesus njaba
minangka watu bangunan, minangka madhep watu, Taman hiasan, mapeng watu
minangka watu bangunan, minangka madhep watu, 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
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, perhiasan, 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
pelaku kuburan, tablet commemorative, menang bench laboratorium, perhiasan, nimbali segara, nisan
jinis
scoria
Ora Kasadhiya
fitur
tuan rumah rock kanggo timbal
Gamelan kanggo tutul
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.
troctolite punika, hard rock nggoleki-grained kang jinis metasomatite, ateges ngrubah basalt. iku formulir karo utawa tanpa crystallization, salah siji ngisor permukaan minangka rocks intrusive utawa ing lumahing minangka rocks extrusive.
isi Mineral
oksida aluminium, kalsit, karbonat, oksida wesi, silika
augite, olivine, plagioclase, 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, metamorphism cataclastic, kontak metamorphism, hidrotermal metamorphism, impact metamorphism, metamorphism regional
jinis udan
udan biologi, udan kimia, udan mechanical
udan mechanical
jinis erosi
erosi kimia, erosi gisik, erosi Glacier, erosi segara, banyu erosi, angin erosi
erosi kimia, erosi gisik, banyu erosi
ukuran gandum
grained nggoleki
coarse grained
tilas
putih, greenish putih utawa abu-abu
ireng
porosity
Highly keropos
Highly keropos
luster
earthy
ora kasedhiya
cleavage
sampurna
ora kasedhiya
tartamtu gravitasi
2.86
2.86-2.87
Kapadhetan
0.25-0.3 g / cm 3
2.7-3.3 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