Properties of Troctolite lan Gneiss
ukuran gandum
coarse grained
medium kanggo coarse grained
rengat
conchoidal
ora duwe aturan baku
porosity
Highly keropos
banget kurang keropos
luster
ora kasedhiya
kurang
cleavage
ora kasedhiya
miskin
tartamtu gravitasi
2.86-2.87
2.5-2.7
transparan
opaque
tembus kanggo opaque
Kapadhetan
2.7-3.3 g / cm 3
2.6-2.9 g / cm 3
resistance
impact tahan, meksa tahan, nyandhang tahan
tahan panas, meksa tahan, ngeruk tahan, nyandhang tahan