Properties of Basalt lan Batubara
Properties
fisik
atose
6
1-1.5
ukuran gandum
grained nggoleki
medium kanggo nggoleki coarse grained
rengat
conchoidal
conchoidal
tilas
putih kanggo werna abu-abu
ireng
porosity
kurang keropos
kurang keropos
luster
ora kasedhiya
kurang kanggo vitreous kanggo submetallic
kekuatan compressive
37.40 n / mm 2
28
ora Sumadhiya
cleavage
ora kasedhiya
non-ana
kateguhan
2.3
ora kasedhiya
tartamtu gravitasi
2.8-3
1.1-1.4
transparan
opaque
opaque
Kapadhetan
2.9-3.1 g / cm 3
1100-1400 g / cm 3
situs termal
kapasitas panas tartamtu
0.84 kj / kg k
15
1.32 kj / kg k
4
resistance
tahan panas, meksa tahan, nyandhang tahan
tahan panas
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