Properties of Phyllite lan Porphyry
ukuran gandum
medium kanggo nggoleki coarse grained
grained nggoleki
rengat
conchoidal
ora duwe aturan baku
porosity
Highly keropos
kurang keropos
cleavage
crenulation lan mrembet
cacat
tartamtu gravitasi
2.72-2.73
2.5-4
transparan
opaque
tembus kanggo opaque
Kapadhetan
2.18-3.3 g / cm 3
2.5-2.52 g / cm 3
resistance
tahan panas, meksa tahan, banyu tahan
tahan panas, impact tahan