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