Properties of Comendite lan Picrite
ukuran gandum
grained medium
grained nggoleki
tilas
bluish ireng
putih, greenish putih utawa abu-abu
porosity
Highly keropos
kurang keropos
luster
kurang
subvitreous kanggo kurang
cleavage
ora kasedhiya
cacat
tartamtu gravitasi
2.38
2.75-2.92
Kapadhetan
ora Sumadhiya
1.5-2.5 g / cm 3
kapasitas panas tartamtu
ora Sumadhiya
resistance
tahan panas, impact tahan
tahan panas