definisi
tephrite iku sawijining aphanitic kanggo porphyritic tekstur, vulkanik rock igneous
pumice punika rock vulkanik sing kasusun saka Highly vesicular atos kaca vulkanik tekstur, kang bisa utawa ora bisa ngemot kristal
Sajarah
asal
germany
spain
panemu
van tooren
Ora dingerteni
Etimologi
saka tephra greek, awu saka basa indo-european, kanggo ngobong
saka pomis french lawas, saka varian dialect latin saka pumex
kelas
batuan beku
batuan beku
sub-kelas
awet rock, hard rock
awet rock, medium atose rock
kulawarga
group
vulkanik
vulkanik
kategori liyane
rock grained coarse, rock grained nggoleki, medium rock grained, rock opaque
rock grained nggoleki, rock opaque
tektur
aphanitic kanggo porphyritic
vesicular
werna
ireng, coklat, ijo, grey, putih
ibas, grey, ijo enom, grey cahya, pink, putih, grey yellow-
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, bangunan kantor
minangka watu bangunan, minangka madhep watu, Taman hiasan, mapeng watu
Efesus arsitektur liyane
curbing
curbing, wêdakakêna
industri
industri construction
landscaping
minangka watu ukuran, Pabrik semen, kanggo dalan kanthi jumlah ongko, ing babagan seni lan horticulture, nggawe semen alam, produksi pamblokiran beton entheng
industri medical
-
Minangka abrasive ana ing produk exfoliating kulit, ing kimia lan pharmaceutical industri, obat-obatan lan kosmetik
Efesus jaman
artefak, reca
artefak
Panggunaan sanès
komersial
produksi jeruk, kondisioner lemah
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
jinis
Batu igneous
scoria
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
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.
Wangun rock pumice nalika magma cools supaya cepet sing atom ing nyawiji sing ora bisa kanggo ngatur piyambak menyang struktur kristal.
komposisi
isi Mineral
Feldspar alkali, nepheline, plagioclase, pyroxene
oksida aluminium, kalsit, karbonat, oksida wesi, silika
senyawa isi
cao, karbon dioksida, MgO, silikon dioksida
al, aluminium oxide, cao, karbon dioksida, MgO, silikon dioksida
transformasi
metamorphism
✔
✘
✔
✘
jinis metamorphism
metamorphism cataclastic, kontak metamorphism, impact metamorphism, metamorphism regional
metamorphism kakubur, impact metamorphism
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
erosi kimia, erosi gisik, erosi Glacier, erosi segara, banyu erosi, angin erosi
fisik
atose
6.56
1
7
👆🏻
ukuran gandum
medium kanggo nggoleki coarse grained
grained nggoleki
rengat
ora rata
planar
tilas
bluish ireng
putih, greenish putih utawa abu-abu
porosity
banget kurang keropos
Highly keropos
luster
subvitreous kanggo kurang
earthy
kekuatan compressive
90.00 n / mm 251.20 n / mm 2
0.15
450
👆🏻
cleavage
crenulation lan mrembet
sampurna
kateguhan
2.4
3
tartamtu gravitasi
2.862.86
0
8.4
👆🏻
transparan
opaque
opaque
Kapadhetan
2.8-2.9 g / cm 30.25-0.3 g / cm 3
0
1400
👆🏻
situs termal
kapasitas panas tartamtu
0.92 kj / kg k0.87 kj / kg k
0.14
3.2
👆🏻
resistance
tahan panas, impact tahan
impact tahan, meksa tahan
celengan ing bawana wétan
asia
-
Afghanistan, Indonesia, Japan, Russia
africa
Namibia, Uganda
Ethiopia, Kenya, Tanzania
europe
germany, hungary, italy, portugal, spain
greece, hungary, iceland, italy, turkey
wong
-
-
celengan ing bawana kulon
lor amerika
USA
Bahamas, Barbados, Canada, Costa Rica, Cuba, Jamaica, Mexico, USA
kidul amerika
-
Argentina, Chile, Ecuador, Peru
celengan ing Oseania bawana
australia
New Zealand, Western Australia
New Zealand, Western Australia