Properties of Gossan lan Trachyandesite
ukuran gandum
nggoleki grained medium
grained nggoleki
rengat
conchoidal
conchoidal
tilas
putih kanggo werna abu-abu
cahya kanggo coklat peteng
porosity
Highly keropos
kurang keropos
kekuatan compressive
ora Sumadhiya
cleavage
ora kasedhiya
sampurna
kateguhan
ora kasedhiya
2.3
tartamtu gravitasi
2.0
2.8-3
Kapadhetan
ora Sumadhiya
2.9-3.1 g / cm 3
resistance
tahan panas, impact tahan, meksa tahan
tahan panas, meksa tahan, nyandhang tahan