Properties of Sovite lan Itacolumite
ukuran gandum
medium kanggo nggoleki coarse grained
coarse utawa nggoleki
rengat
conchoidal
conchoidal
porosity
kurang keropos
Highly keropos
luster
subvitreous kanggo kurang
kurang
tartamtu gravitasi
2.86-2.87
2.2-2.8
Kapadhetan
2.84-2.86 g / cm 3
2.2-2.8 g / cm 3
resistance
tahan panas, meksa tahan
tahan panas, impact tahan, meksa tahan