Properties of Porphyry lan Rapakivi Granit
ukuran gandum
grained nggoleki
gedhe lan coarse grained
rengat
ora duwe aturan baku
ora kasedhiya
porosity
kurang keropos
kurang keropos
luster
kurang
kurang kanggo grainy karo bagean kala-kala pearly lan vitreous
kekuatan compressive
ora Sumadhiya
cleavage
cacat
ora kasedhiya
kateguhan
1.7
ora kasedhiya
tartamtu gravitasi
2.5-4
2.6-2.7
transparan
tembus kanggo opaque
opaque
Kapadhetan
2.5-2.52 g / cm 3
2.6-2.8 g / cm 3
kapasitas panas tartamtu
ora Sumadhiya
resistance
tahan panas, impact tahan
tahan panas, nyandhang tahan