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Obsidian
Obsidian

Pegmatite
Pegmatite



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Obsidian
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Pegmatite

Properties of Obsidian lan Pegmatite

1 Properties
1.1 fisik
1.1.1 atose
5-5.57
Batubara
1 7
1.1.2 ukuran gandum
ora ditrapake
medium kanggo 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
grainy, mutiyara lan vitreous
1.1.7 kekuatan compressive
0.15 n / mm 2178.54 n / mm 2
Slate
0.15 450
1.1.8 cleavage
non-ana
sampurna
1.1.9 kateguhan
ora kasedhiya
2.1
1.1.10 tartamtu gravitasi
2.6-2.72.6-2.63
Granit
0 8.4
1.1.11 transparan
tembus
tembus kanggo opaque
1.1.12 Kapadhetan
2.6 g / cm 32.6-2.65 g / cm 3
Granit
0 1400
1.2 situs termal
1.2.1 kapasitas panas tartamtu
0.92 kj / kg kora Sumadhiya
Properties of Granulite
0.14 3.2
1.2.2 resistance
tahan panas, impact tahan
tahan panas, impact tahan, meksa tahan