Properties of Mudstone lan Skarn
ukuran gandum
banget nggoleki-grained
grained nggoleki
rengat
ora kasedhiya
ora duwe aturan baku
tilas
putih
cahya kanggo coklat peteng
porosity
Highly keropos
kurang keropos
luster
kurang
waxy lan kurang
tartamtu gravitasi
2.2-2.8
2.86
Kapadhetan
2.4-2.8 g / cm 3
2.8-2.9 g / cm 3
resistance
tahan panas, impact tahan
tahan panas