Properties of Anthracite lan Pseudotachylite
ukuran gandum
medium kanggo nggoleki coarse grained
banget nggoleki-grained
rengat
conchoidal
ora rata
tilas
ireng
cahya kanggo coklat peteng
porosity
kurang keropos
kurang keropos
kekuatan compressive
ora Sumadhiya
cleavage
non-ana
ora duwe aturan baku
kateguhan
ora kasedhiya
ora kasedhiya
tartamtu gravitasi
1.1-1.4
2.46-2.86
transparan
opaque
transparent kanggo Translucent
Kapadhetan
1.25-2.5 g / cm 3
2.7-2.9 g / cm 3
resistance
tahan panas, banyu tahan
tahan panas