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Pegmatite
Pegmatite

Dacite
Dacite



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Pegmatite
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Dacite

Properties of Pegmatite lan Dacite

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Properties

fisik

atose

72-2.25
1 7
👆🏻

ukuran gandum

medium kanggo coarse grained
medium kanggo nggoleki coarse grained

rengat

conchoidal
conchoidal

tilas

putih
putih

porosity

kurang keropos
kurang keropos

luster

grainy, mutiyara lan vitreous
subvitreous kanggo kurang

kekuatan compressive

178.54 n / mm 270.00 n / mm 2
0.15 450
👆🏻

cleavage

sampurna
sampurna

kateguhan

2.1
-

tartamtu gravitasi

2.6-2.632.86-2.87
0 8.4
👆🏻

transparan

tembus kanggo opaque
tembus

Kapadhetan

2.6-2.65 g / cm 32.77-2.771 g / cm 3
0 1400
👆🏻

situs termal

kapasitas panas tartamtu

0.79 kj / kg k0.92 kj / kg k
0.14 3.2
👆🏻

resistance

tahan panas, impact tahan, meksa tahan
tahan panas, impact tahan, meksa tahan, nyandhang tahan