Properties of Hornfels lan Websterite
ukuran gandum
grained nggoleki
coarse grained
rengat
conchoidal
ora rata
tilas
dingerteni
putih, greenish putih utawa abu-abu
porosity
Highly keropos
kurang keropos
luster
mengilap
kurang kanggo vitreous kanggo submetallic
kekuatan compressive
ora Sumadhiya
cleavage
sampurna
ora duwe aturan baku
kateguhan
durung ketemu
ora kasedhiya
tartamtu gravitasi
3.4-3.9
3.2-3.5
Kapadhetan
0.25-0.30 g / cm 3
3.1-3.6 g / cm 3
kapasitas panas tartamtu
ora Sumadhiya
resistance
tahan panas, impact tahan, meksa tahan
impact tahan, meksa tahan, nyandhang tahan