Properties of Scoria lan Flint
ukuran gandum
grained nggoleki
banget nggoleki-grained
rengat
conchoidal
conchoidal
porosity
Highly keropos
Highly keropos
luster
subvitreous kanggo kurang
vitreous
kekuatan compressive
ora Sumadhiya
cleavage
sampurna
non-ana
tartamtu gravitasi
ora Sumadhiya
2.5-2.8
transparan
opaque
tembus kanggo opaque
Kapadhetan
ora Sumadhiya
2.7-2.71 g / cm 3
kapasitas panas tartamtu
ora Sumadhiya
resistance
tahan panas, impact tahan, meksa tahan, nyandhang tahan
tahan panas, impact tahan, meksa tahan, nyandhang tahan