Properties of Krikel Minyak lan Vogesite
ukuran gandum
banget nggoleki-grained
nggoleki kanggo coarse grained
rengat
ora kasedhiya
conchoidal
porosity
Highly keropos
banget kurang keropos
luster
kurang
subvitreous kanggo kurang
cleavage
slaty
conchoidal
kateguhan
2.6
ora kasedhiya
tartamtu gravitasi
2.2-2.8
2.86-2.87
transparan
opaque
tembus kanggo opaque
Kapadhetan
2.4-2.8 g / cm 3
2.95-2.96 g / cm 3
kapasitas panas tartamtu
ora Sumadhiya
resistance
tahan panas, impact tahan
tahan panas, impact tahan