Properties of Scoria lan Comendite
ukuran gandum
grained nggoleki
grained medium
rengat
conchoidal
mrembet
porosity
Highly keropos
Highly keropos
luster
subvitreous kanggo kurang
kurang
kekuatan compressive
ora Sumadhiya
cleavage
sampurna
ora kasedhiya
tartamtu gravitasi
ora Sumadhiya
2.38
Kapadhetan
ora Sumadhiya
ora Sumadhiya
resistance
tahan panas, impact tahan, meksa tahan, nyandhang tahan
tahan panas, impact tahan