Properties of Scoria lan Adakite
ukuran gandum
grained nggoleki
nggoleki grained medium
rengat
conchoidal
conchoidal
porosity
Highly keropos
kurang keropos
luster
subvitreous kanggo kurang
grainy, mutiyara lan vitreous
tartamtu gravitasi
-9999
-9999
Kapadhetan
-9999 g / cm 3
-9999 g / cm 3
resistance
tahan panas, impact tahan, meksa tahan, nyandhang tahan
tahan panas, meksa tahan, nyandhang tahan