Properties of Scoria lan Lamprophyre
ukuran gandum
grained nggoleki
nggoleki kanggo coarse grained
rengat
conchoidal
conchoidal
porosity
Highly keropos
banget kurang keropos
luster
subvitreous kanggo kurang
subvitreous kanggo kurang
cleavage
sampurna
conchoidal
kateguhan
2.1
ora kasedhiya
tartamtu gravitasi
ora Sumadhiya
2.86-2.87
transparan
opaque
tembus kanggo opaque
Kapadhetan
ora Sumadhiya
2.95-2.96 g / cm 3
resistance
tahan panas, impact tahan, meksa tahan, nyandhang tahan
tahan panas, impact tahan