Properties of Obsidian lan Benmoreite
Properties
fisik
atose
5-5.5
6
ukuran gandum
ora ditrapake
grained nggoleki
rengat
conchoidal
conchoidal
tilas
putih
ireng
porosity
banget kurang keropos
kurang keropos
luster
vitreous
earthy
kekuatan compressive
0.15 n / mm 2
33
37.40 n / mm 2
28
cleavage
non-ana
sampurna
kateguhan
ora kasedhiya
2.3
tartamtu gravitasi
2.6-2.7
2.8-3
transparan
tembus
opaque
Kapadhetan
2.6 g / cm 3
2.9-3.1 g / cm 3
situs termal
kapasitas panas tartamtu
0.92 kj / kg k
10
0.84 kj / kg k
15
resistance
tahan panas, impact tahan
tahan panas, meksa tahan, nyandhang tahan
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