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