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