Properties of Comendite lan Trachyandesite
ukuran gandum
grained medium
grained nggoleki
rengat
mrembet
conchoidal
tilas
bluish ireng
cahya kanggo coklat peteng
porosity
Highly keropos
kurang keropos
cleavage
ora kasedhiya
sampurna
tartamtu gravitasi
2.38
2.8-3
Kapadhetan
ora Sumadhiya
2.9-3.1 g / cm 3
kapasitas panas tartamtu
ora Sumadhiya
resistance
tahan panas, impact tahan
tahan panas, meksa tahan, nyandhang tahan