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Obsidian
Obsidian

Dolomit
Dolomit



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Obsidian
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Dolomit

Properties of Obsidian lan Dolomit

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1 Properties
1.1 fisik
1.1.1 atose
5-5.53.5-4
Batubara
1 7
1.1.2 ukuran gandum
ora ditrapake
medium kanggo nggoleki coarse grained
1.1.3 rengat
conchoidal
conchoidal
1.1.4 tilas
putih
putih
1.1.5 porosity
banget kurang keropos
kurang keropos
1.1.6 luster
vitreous
vitreous lan mutiyara
1.1.7 kekuatan compressive
0.15 n / mm 2140.00 n / mm 2
Slate
0.15 450
1.1.8 cleavage
non-ana
sampurna
1.1.9 kateguhan
ora kasedhiya
1
1.1.10 tartamtu gravitasi
2.6-2.72.8-3
Granit
0 8.4
1.1.11 transparan
tembus
transparent kanggo Translucent
1.1.12 Kapadhetan
2.6 g / cm 32.8-2.9 g / cm 3
Granit
0 1400
1.2 situs termal
1.2.1 kapasitas panas tartamtu
0.92 kj / kg k0.92 kj / kg k
Properties of Granulite
0.14 3.2
1.2.2 resistance
tahan panas, impact tahan
tahan panas, meksa tahan, nyandhang tahan