Properties of Comendite lan Gritstone
ukuran gandum
grained medium
coarse grained
rengat
mrembet
conchoidal
porosity
Highly keropos
Highly keropos
cleavage
ora kasedhiya
sampurna
kateguhan
2
ora kasedhiya
tartamtu gravitasi
2.38
2.250
Kapadhetan
ora Sumadhiya
2.2 g / cm 3
kapasitas panas tartamtu
ora Sumadhiya
resistance
tahan panas, impact tahan
tahan panas, impact tahan, meksa tahan