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Porphyry
Porphyry

Dacite
Dacite



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Dacite

Properties of Porphyry lan Dacite

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1 Properties
1.1 fisik
1.1.1 atose
6-72-2.25
Batubara
1 7
1.1.2 ukuran gandum
grained nggoleki
medium kanggo nggoleki coarse grained
1.1.3 rengat
ora duwe aturan baku
conchoidal
1.1.4 tilas
putih
putih
1.1.5 porosity
kurang keropos
kurang keropos
1.1.6 luster
kurang
subvitreous kanggo kurang
1.1.7 kekuatan compressive
ora Sumadhiyaora Sumadhiya
Properties of Obsidian
0.15 450
1.1.8 cleavage
cacat
sampurna
1.1.9 kateguhan
1.7
ora kasedhiya
1.1.10 tartamtu gravitasi
2.5-42.86-2.87
Granit
0 8.4
1.1.11 transparan
tembus kanggo opaque
tembus
1.1.12 Kapadhetan
2.5-2.52 g / cm 32.77-2.771 g / cm 3
Granit
0 1400
1.2 situs termal
1.2.1 kapasitas panas tartamtu
ora Sumadhiya0.92 kj / kg k
Properties of Granulite
0.14 3.2
1.2.2 resistance
tahan panas, impact tahan
tahan panas, impact tahan, meksa tahan, nyandhang tahan