Properties of Slate lan Benmoreite
ukuran gandum
banget nggoleki-grained
grained nggoleki
rengat
splintery
conchoidal
tilas
cahya kanggo coklat peteng
ireng
porosity
kurang keropos
kurang keropos
tartamtu gravitasi
2.65-2.8
2.8-3
Kapadhetan
2.6-2.8 g / cm 3
2.9-3.1 g / cm 3
resistance
tahan panas, impact tahan, meksa tahan, nyandhang tahan
tahan panas, meksa tahan, nyandhang tahan