Properties of Foidolite lan Essexite
ukuran gandum
medium kanggo nggoleki coarse grained
grained nggoleki
rengat
conchoidal
conchoidal
porosity
banget kurang keropos
Highly keropos
luster
subvitreous kanggo kurang
ora kasedhiya
cleavage
sampurna
ora kasedhiya
kateguhan
ora kasedhiya
1.6
tartamtu gravitasi
2.86
ora Sumadhiya
Kapadhetan
ora Sumadhiya
ora Sumadhiya
resistance
tahan panas, nyandhang tahan
impact tahan, meksa tahan, nyandhang tahan