Properties of Charnockite lan Pumice
ukuran gandum
coarse grained
grained nggoleki
rengat
ora kasedhiya
planar
tilas
putih
putih, greenish putih utawa abu-abu
porosity
banget kurang keropos
Highly keropos
luster
ora kasedhiya
earthy
kekuatan compressive
ora Sumadhiya
cleavage
ora kasedhiya
sampurna
kateguhan
ora kasedhiya
3
tartamtu gravitasi
ora Sumadhiya
2.86
Kapadhetan
2.6 g / cm 3
0.25-0.3 g / cm 3
kapasitas panas tartamtu
ora Sumadhiya
resistance
tahan panas, nyandhang tahan
impact tahan, meksa tahan