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Obsidian
Obsidian

Travertine
Travertine



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Obsidian
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Travertine

Properties of Obsidian lan Travertine

1 Properties
1.1 fisik
1.1.1 atose
5-5.53-4
Batubara
1 7
1.1.2 ukuran gandum
ora ditrapake
grained nggoleki
1.1.3 rengat
conchoidal
splintery
1.1.4 tilas
putih
putih
1.1.5 porosity
banget kurang keropos
Highly keropos
1.1.6 luster
vitreous
kurang kanggo pearly
1.1.7 kekuatan compressive
0.15 n / mm 280.00 n / mm 2
Slate
0.15 450
1.1.8 cleavage
non-ana
non-ana
1.1.9 kateguhan
ora kasedhiya
1
1.1.10 tartamtu gravitasi
2.6-2.71.68
Granit
0 8.4
1.1.11 transparan
tembus
opaque
1.1.12 Kapadhetan
2.6 g / cm 32.71 g / cm 3
Granit
0 1400
1.2 situs termal
1.2.1 kapasitas panas tartamtu
0.92 kj / kg k1.09 kj / kg k
Properties of Granulite
0.14 3.2
1.2.2 resistance
tahan panas, impact tahan
impact tahan, meksa tahan, nyandhang tahan