Properties of Borolanite lan Gritstone
ukuran gandum
grained nggoleki
coarse grained
rengat
conchoidal kanggo ora rata
conchoidal
porosity
kurang keropos
Highly keropos
luster
greasy kanggo kurang
kurang
kateguhan
ora kasedhiya
ora kasedhiya
tartamtu gravitasi
2.6
2.250
transparan
tembus kanggo opaque
opaque
Kapadhetan
2.6 g / cm 3
2.2 g / cm 3
kapasitas panas tartamtu
ora Sumadhiya
resistance
tahan panas, impact tahan, nyandhang tahan
tahan panas, impact tahan, meksa tahan