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