Properties of Gossan lan Rhyodacite
ukuran gandum
nggoleki grained medium
grained nggoleki
rengat
conchoidal
conchoidal
tilas
putih kanggo werna abu-abu
ireng
porosity
Highly keropos
kurang keropos
luster
metallic
greasy kanggo kurang
kekuatan compressive
ora Sumadhiya
cleavage
ora kasedhiya
ora kasedhiya
kateguhan
ora kasedhiya
2.1
tartamtu gravitasi
2.0
2.34-2.40
Kapadhetan
ora Sumadhiya
ora Sumadhiya
resistance
tahan panas, impact tahan, meksa tahan
tahan panas