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Pumice
Pumice

Porphyry
Porphyry



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Pumice
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Porphyry

Properties of Pumice lan Porphyry

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1 Properties
1.1 fisik
1.1.1 atose
66-7
Batubara
1 7
1.4.7 ukuran gandum
grained nggoleki
grained nggoleki
1.4.8 rengat
planar
ora duwe aturan baku
1.4.9 tilas
putih, greenish putih utawa abu-abu
putih
1.4.10 porosity
Highly keropos
kurang keropos
1.4.11 luster
earthy
kurang
1.4.12 kekuatan compressive
51.20 n / mm 2ora Sumadhiya
Properties of Obsidian
0.15 450
1.4.16 cleavage
sampurna
cacat
1.4.17 kateguhan
3
1.7
1.4.18 tartamtu gravitasi
2.862.5-4
Granit
0 8.4
1.4.21 transparan
opaque
tembus kanggo opaque
1.4.22 Kapadhetan
0.25-0.3 g / cm 32.5-2.52 g / cm 3
Granit
0 1400
1.6 situs termal
1.6.1 kapasitas panas tartamtu
0.87 kj / kg kora Sumadhiya
Properties of Granulite
0.14 3.2
1.6.3 resistance
impact tahan, meksa tahan
tahan panas, impact tahan