Properties of Gossan lan Scoria
ukuran gandum
nggoleki grained medium
grained nggoleki
rengat
conchoidal
conchoidal
tilas
putih kanggo werna abu-abu
putih
porosity
Highly keropos
Highly keropos
luster
metallic
subvitreous kanggo kurang
cleavage
ora kasedhiya
sampurna
kateguhan
ora kasedhiya
2.1
tartamtu gravitasi
2.0
ora Sumadhiya
Kapadhetan
ora Sumadhiya
ora Sumadhiya
kapasitas panas tartamtu
ora Sumadhiya
resistance
tahan panas, impact tahan, meksa tahan
tahan panas, impact tahan, meksa tahan, nyandhang tahan