Properties of Comendite lan Rhyodacite
ukuran gandum
grained medium
grained nggoleki
rengat
mrembet
conchoidal
porosity
Highly keropos
kurang keropos
luster
kurang
greasy kanggo kurang
cleavage
ora kasedhiya
ora kasedhiya
tartamtu gravitasi
2.38
2.34-2.40
Kapadhetan
ora Sumadhiya
ora Sumadhiya
kapasitas panas tartamtu
ora Sumadhiya
resistance
tahan panas, impact tahan
tahan panas