Properties of Essexite lan Felsite
ukuran gandum
grained nggoleki
grained nggoleki
rengat
conchoidal
conchoidal
porosity
Highly keropos
banget kurang keropos
luster
ora kasedhiya
vitreous
kekuatan compressive
ora Sumadhiya
cleavage
ora kasedhiya
non-ana
kateguhan
1.6
ora kasedhiya
tartamtu gravitasi
ora Sumadhiya
2.6-2.7
Kapadhetan
ora Sumadhiya
2.6 g / cm 3
kapasitas panas tartamtu
ora Sumadhiya
resistance
impact tahan, meksa tahan, nyandhang tahan
tahan panas, impact tahan