Properties of Comendite lan Gritstone
Properties
fisik
atose
6-7
6-7
ukuran gandum
grained medium
coarse grained
rengat
mrembet
conchoidal
tilas
bluish ireng
putih
porosity
Highly keropos
Highly keropos
luster
kurang
kurang
kekuatan compressive
92.40 n / mm 2
21
70.00 n / mm 2
24
cleavage
ora kasedhiya
sampurna
kateguhan
2
ora kasedhiya
tartamtu gravitasi
2.38
2.250
transparan
opaque
opaque
Kapadhetan
ora Sumadhiya
2.2 g / cm 3
situs termal
kapasitas panas tartamtu
ora Sumadhiya
0.92 kj / kg k
10
resistance
tahan panas, impact tahan
tahan panas, impact tahan, meksa tahan
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