Properties of Pumice lan JASPEROID
Properties
fisik
atose
6
3.5-4
ukuran gandum
grained nggoleki
medium kanggo nggoleki coarse grained
rengat
planar
conchoidal
tilas
putih, greenish putih utawa abu-abu
putih
porosity
Highly keropos
kurang keropos
luster
earthy
vitreous lan mutiyara
kekuatan compressive
51.20 n / mm 2
26
140.00 n / mm 2
15
cleavage
sampurna
sampurna
kateguhan
3
1
tartamtu gravitasi
2.86
2.8-3
transparan
opaque
transparent kanggo Translucent
Kapadhetan
0.25-0.3 g / cm 3
2.8-2.9 g / cm 3
situs termal
kapasitas panas tartamtu
0.87 kj / kg k
14
0.92 kj / kg k
10
resistance
impact tahan, meksa tahan
tahan panas, meksa tahan, nyandhang tahan
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