Properties of Variolite lan Porphyry
Properties
fisik
atose
6
6-7
ukuran gandum
ora ditrapake
grained nggoleki
rengat
conchoidal
ora duwe aturan baku
tilas
putih kanggo werna abu-abu
putih
porosity
kurang keropos
kurang keropos
luster
ora kasedhiya
kurang
kekuatan compressive
37.50 n / mm 2
27
ora Sumadhiya
cleavage
ora kasedhiya
cacat
kateguhan
2.3
1.7
tartamtu gravitasi
2.8-3
2.5-4
transparan
opaque
tembus kanggo opaque
Kapadhetan
2.9-3.1 g / cm 3
2.5-2.52 g / cm 3
situs termal
kapasitas panas tartamtu
0.84 kj / kg k
15
ora Sumadhiya
resistance
tahan panas, meksa tahan, nyandhang tahan
tahan panas, impact tahan
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