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Pumice

Batubara
Batubara



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Batubara

Properties of Pumice lan Batubara

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1 Properties
1.2 fisik
1.2.1 atose
6
1-1.5
1.3.1 ukuran gandum
grained nggoleki
medium kanggo nggoleki coarse grained
1.4.1 rengat
planar
conchoidal
1.4.3 tilas
putih, greenish putih utawa abu-abu
ireng
1.4.4 porosity
Highly keropos
kurang keropos
1.4.5 luster
earthy
kurang kanggo vitreous kanggo submetallic
1.4.7 kekuatan compressive
Properties of F..
51.20 n / mm 2
Rank: 26 (Overall)
ora Sumadhiya
Rank: N/A (Overall)
Properties of Obsidian
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1.5.1 cleavage
sampurna
non-ana
1.5.2 kateguhan
3
ora kasedhiya
1.5.3 tartamtu gravitasi
2.86
1.1-1.4
1.5.4 transparan
opaque
opaque
1.5.5 Kapadhetan
0.25-0.3 g / cm 3
1100-1400 g / cm 3
1.6 situs termal
1.6.1 kapasitas panas tartamtu
Properties of t..
0.87 kj / kg k
Rank: 14 (Overall)
1.32 kj / kg k
Rank: 4 (Overall)
Properties of Granulite
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1.6.2 resistance
impact tahan, meksa tahan
tahan panas