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