Properties of Metapelite lan Mugearite
ukuran gandum
medium kanggo nggoleki coarse grained
ora ditrapake
rengat
fibrous
conchoidal
tilas
dingerteni
putih kanggo werna abu-abu
porosity
Highly keropos
kurang keropos
luster
earthy
ora kasedhiya
kekuatan compressive
ora Sumadhiya
cleavage
ora kasedhiya
ora ditrapake
kateguhan
ora kasedhiya
2.3
tartamtu gravitasi
3.4-3.7
2.8-3
Kapadhetan
0-300 g / cm 3
2.9-3.1 g / cm 3
resistance
tahan panas, impact tahan, meksa tahan
tahan panas, meksa tahan, nyandhang tahan