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Obsidian
Obsidian

Rapakivi Granit
Rapakivi Granit



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Obsidian
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Rapakivi Granit

Properties of Obsidian lan Rapakivi Granit

1 Properties
1.1 fisik
1.1.1 atose
5-5.56-7
Batubara
1 7
1.1.2 ukuran gandum
ora ditrapake
gedhe lan coarse grained
1.1.3 rengat
conchoidal
ora kasedhiya
1.1.4 tilas
putih
putih
1.1.5 porosity
banget kurang keropos
kurang keropos
1.1.6 luster
vitreous
kurang kanggo grainy karo bagean kala-kala pearly lan vitreous
1.1.7 kekuatan compressive
0.15 n / mm 2175.00 n / mm 2
Slate
0.15 450
1.1.8 cleavage
non-ana
ora kasedhiya
1.1.9 kateguhan
ora kasedhiya
ora kasedhiya
1.1.10 tartamtu gravitasi
2.6-2.72.6-2.7
Granit
0 8.4
1.1.11 transparan
tembus
opaque
1.1.12 Kapadhetan
2.6 g / cm 32.6-2.8 g / cm 3
Granit
0 1400
1.2 situs termal
1.2.1 kapasitas panas tartamtu
0.92 kj / kg k0.79 kj / kg k
Properties of Granulite
0.14 3.2
1.2.2 resistance
tahan panas, impact tahan
tahan panas, nyandhang tahan