Properties of Porphyry lan Whiteschist
ukuran gandum
grained nggoleki
nggoleki grained medium
rengat
ora duwe aturan baku
conchoidal
porosity
kurang keropos
kurang keropos
luster
kurang
subvitreous kanggo kurang
kekuatan compressive
ora Sumadhiya
tartamtu gravitasi
2.5-4
2.86
transparan
tembus kanggo opaque
opaque
Kapadhetan
2.5-2.52 g / cm 3
2.8-2.9 g / cm 3
kapasitas panas tartamtu
ora Sumadhiya
resistance
tahan panas, impact tahan
tahan panas