Properties of Scoria lan Itacolumite
ukuran gandum
grained nggoleki
coarse utawa nggoleki
rengat
conchoidal
conchoidal
porosity
Highly keropos
Highly keropos
luster
subvitreous kanggo kurang
kurang
kekuatan compressive
ora Sumadhiya
cleavage
sampurna
sampurna
tartamtu gravitasi
ora Sumadhiya
2.2-2.8
Kapadhetan
ora Sumadhiya
2.2-2.8 g / cm 3
kapasitas panas tartamtu
ora Sumadhiya
resistance
tahan panas, impact tahan, meksa tahan, nyandhang tahan
tahan panas, impact tahan, meksa tahan