Properties of Gabbro lan Porphyry
ukuran gandum
coarse grained
grained nggoleki
rengat
conchoidal
ora duwe aturan baku
porosity
Highly keropos
kurang keropos
luster
ora kasedhiya
kurang
kekuatan compressive
ora Sumadhiya
cleavage
ora kasedhiya
cacat
tartamtu gravitasi
2.86-2.87
2.5-4
transparan
opaque
tembus kanggo opaque
Kapadhetan
2.7-3.3 g / cm 3
2.5-2.52 g / cm 3
resistance
impact tahan, meksa tahan, nyandhang tahan
tahan panas, impact tahan