Properties of Gneiss lan Whiteschist
ukuran gandum
medium kanggo coarse grained
nggoleki grained medium
rengat
ora duwe aturan baku
conchoidal
porosity
banget kurang keropos
kurang keropos
luster
kurang
subvitreous kanggo kurang
tartamtu gravitasi
2.5-2.7
2.86
transparan
tembus kanggo opaque
opaque
Kapadhetan
2.6-2.9 g / cm 3
2.8-2.9 g / cm 3
kapasitas panas tartamtu
ora Sumadhiya
resistance
tahan panas, meksa tahan, ngeruk tahan, nyandhang tahan
tahan panas