Properties of Pegmatite lan Tuff
ukuran gandum
medium kanggo coarse grained
grained nggoleki
rengat
conchoidal
ora rata
porosity
kurang keropos
Highly keropos
luster
grainy, mutiyara lan vitreous
vitreous kanggo kurang
cleavage
sampurna
ora kasedhiya
kateguhan
2.1
ora kasedhiya
tartamtu gravitasi
2.6-2.63
2.73
transparan
tembus kanggo opaque
opaque
Kapadhetan
2.6-2.65 g / cm 3
1-1.8 g / cm 3
kapasitas panas tartamtu
ora Sumadhiya
resistance
tahan panas, impact tahan, meksa tahan
tahan panas, impact tahan, meksa tahan, nyandhang tahan