Properties of Scoria lan Shoshonite
ukuran gandum
grained nggoleki
medium kanggo nggoleki coarse grained
rengat
conchoidal
ora rata
tilas
putih
putih kanggo werna abu-abu
porosity
Highly keropos
kurang keropos
luster
subvitreous kanggo kurang
kurang
tartamtu gravitasi
ora Sumadhiya
2.98
Kapadhetan
ora Sumadhiya
2.9-3 g / cm 3
resistance
tahan panas, impact tahan, meksa tahan, nyandhang tahan
tahan panas, meksa tahan