Properties of Ganister lan Trachyandesite
ukuran gandum
coarse utawa nggoleki
grained nggoleki
rengat
splintery
conchoidal
tilas
putih
cahya kanggo coklat peteng
porosity
Highly keropos
kurang keropos
cleavage
sampurna
sampurna
tartamtu gravitasi
2.2-2.8
2.8-3
Kapadhetan
2.2-2.8 g / cm 3
2.9-3.1 g / cm 3
resistance
tahan panas, impact tahan, meksa tahan
tahan panas, meksa tahan, nyandhang tahan