Properties of Hornfels lan Essexite
ukuran gandum
grained nggoleki
grained nggoleki
rengat
conchoidal
conchoidal
porosity
Highly keropos
Highly keropos
luster
mengilap
ora kasedhiya
kekuatan compressive
ora Sumadhiya
cleavage
sampurna
ora kasedhiya
kateguhan
durung ketemu
1.6
tartamtu gravitasi
3.4-3.9
ora Sumadhiya
Kapadhetan
0.25-0.30 g / cm 3
ora Sumadhiya
kapasitas panas tartamtu
ora Sumadhiya
resistance
tahan panas, impact tahan, meksa tahan
impact tahan, meksa tahan, nyandhang tahan