Properties of Porphyry lan Boninite
ukuran gandum
grained nggoleki
grained nggoleki
rengat
ora duwe aturan baku
ora rata
porosity
kurang keropos
kurang keropos
cleavage
cacat
ora kasedhiya
tartamtu gravitasi
2.5-4
2.5-2.8
transparan
tembus kanggo opaque
opaque
Kapadhetan
2.5-2.52 g / cm 3
ora Sumadhiya
resistance
tahan panas, impact tahan
tahan panas, impact tahan, meksa tahan, nyandhang tahan