definisi
pumice punika rock vulkanik sing kasusun saka Highly vesicular atos kaca vulkanik tekstur, kang bisa utawa ora bisa ngemot kristal
tephrite iku sawijining aphanitic kanggo porphyritic tekstur, vulkanik rock igneous
Sajarah
asal
spain
germany
panemu
Ora dingerteni
van tooren
Etimologi
saka pomis french lawas, saka varian dialect latin saka pumex
saka tephra greek, awu saka basa indo-european, kanggo ngobong
kelas
batuan beku
batuan beku
sub-kelas
awet rock, medium atose rock
awet rock, hard rock
kulawarga
group
vulkanik
vulkanik
kategori liyane
rock grained nggoleki, rock opaque
rock grained coarse, rock grained nggoleki, medium rock grained, rock opaque
tektur
vesicular
aphanitic kanggo porphyritic
werna
ibas, grey, ijo enom, grey cahya, pink, putih, grey yellow-
ireng, coklat, ijo, grey, putih
pangopènan
kurang
kurang
kekiatan
awet
awet
banyu tahan
✔
✘
✔
✘
ngeruk tahan
✔
✘
✔
✘
rereged tahan
✔
✘
✔
✘
angin tahan
✔
✘
✔
✘
asam tahan
✔
✘
✔
✘
katon
vesicular
vesicular
arsitektur
Efesus interior
aggregates hiasan, jogan, homes, interior
aggregates hiasan, jogan, homes, interior
Efesus njaba
minangka watu bangunan, minangka madhep watu, Taman hiasan, mapeng watu
minangka watu bangunan, minangka madhep watu, Taman hiasan, bangunan kantor
Efesus arsitektur liyane
curbing, wêdakakêna
curbing
industri
industri construction
minangka watu ukuran, Pabrik semen, kanggo dalan kanthi jumlah ongko, ing babagan seni lan horticulture, nggawe semen alam, produksi pamblokiran beton entheng
landscaping
industri medical
Minangka abrasive ana ing produk exfoliating kulit, ing kimia lan pharmaceutical industri, obat-obatan lan kosmetik
-
Efesus jaman
artefak
artefak, reca
Panggunaan sanès
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
produksi jeruk, kondisioner lemah
jinis
scoria
Batu igneous
fitur
tuan rumah rock kanggo timbal
tuan rumah rock kanggo timbal
pinunjul arkeologi
monumen
-
-
monumen misuwur
-
-
reca
-
-
patung misuwur
-
-
Pictographs
-
-
petroglyphs
-
-
figurines
-
-
fosil
absen
absen
tatanan
Wangun rock pumice nalika magma cools supaya cepet sing atom ing nyawiji sing ora bisa kanggo ngatur piyambak menyang struktur kristal.
tephrite 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.
komposisi
isi Mineral
oksida aluminium, kalsit, karbonat, oksida wesi, silika
Feldspar alkali, nepheline, plagioclase, pyroxene
senyawa isi
al, aluminium oxide, cao, karbon dioksida, MgO, silikon dioksida
cao, karbon dioksida, MgO, silikon dioksida
transformasi
metamorphism
✔
✘
✔
✘
jinis metamorphism
metamorphism kakubur, impact metamorphism
metamorphism cataclastic, kontak metamorphism, impact metamorphism, metamorphism regional
cuaca
✔
✘
✔
✘
jinis udan
udan biologi, udan kimia, udan mechanical
udan biologi, udan kimia, udan mechanical
erosi
✔
✘
✔
✘
jinis erosi
erosi kimia, erosi gisik, erosi Glacier, erosi segara, banyu erosi, angin erosi
erosi kimia, erosi gisik, erosi Glacier, erosi segara, banyu erosi
fisik
atose
66.5
1
7
👆🏻
ukuran gandum
grained nggoleki
medium kanggo nggoleki coarse grained
rengat
planar
ora rata
tilas
putih, greenish putih utawa abu-abu
bluish ireng
porosity
Highly keropos
banget kurang keropos
luster
earthy
subvitreous kanggo kurang
kekuatan compressive
51.20 n / mm 290.00 n / mm 2
0.15
450
👆🏻
cleavage
sampurna
crenulation lan mrembet
kateguhan
3
2.4
tartamtu gravitasi
2.862.86
0
8.4
👆🏻
transparan
opaque
opaque
Kapadhetan
0.25-0.3 g / cm 32.8-2.9 g / cm 3
0
1400
👆🏻
situs termal
kapasitas panas tartamtu
0.87 kj / kg k0.92 kj / kg k
0.14
3.2
👆🏻
resistance
impact tahan, meksa tahan
tahan panas, impact tahan
celengan ing bawana wétan
asia
Afghanistan, Indonesia, Japan, Russia
-
africa
Ethiopia, Kenya, Tanzania
Namibia, Uganda
europe
greece, hungary, iceland, italy, turkey
germany, hungary, italy, portugal, spain
wong
-
-
celengan ing bawana kulon
lor amerika
Bahamas, Barbados, Canada, Costa Rica, Cuba, Jamaica, Mexico, USA
USA
kidul amerika
Argentina, Chile, Ecuador, Peru
-
celengan ing Oseania bawana
australia
New Zealand, Western Australia
New Zealand, Western Australia