Properties of Scoria lan Greenschist
ukuran gandum
grained nggoleki
medium kanggo nggoleki coarse grained
rengat
conchoidal
conchoidal
porosity
Highly keropos
Highly keropos
luster
subvitreous kanggo kurang
mengilap
tartamtu gravitasi
ora Sumadhiya
2.5-2.9
Kapadhetan
ora Sumadhiya
2.8-2.9 g / cm 3
resistance
tahan panas, impact tahan, meksa tahan, nyandhang tahan
impact tahan, meksa tahan, banyu tahan