Properties of Comendite lan Anthracite
Properties
fisik
atose
6-7
1-1.5
ukuran gandum
grained medium
medium kanggo nggoleki coarse grained
rengat
mrembet
conchoidal
tilas
bluish ireng
ireng
porosity
Highly keropos
kurang keropos
luster
kurang
mengilap
kekuatan compressive
92.40 n / mm 2
21
ora Sumadhiya
cleavage
ora kasedhiya
non-ana
kateguhan
2
ora kasedhiya
tartamtu gravitasi
2.38
1.1-1.4
transparan
opaque
opaque
Kapadhetan
ora Sumadhiya
1.25-2.5 g / cm 3
situs termal
kapasitas panas tartamtu
ora Sumadhiya
1.32 kj / kg k
4
resistance
tahan panas, impact tahan
tahan panas, banyu tahan
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