Properties of Greywacke lan Pseudotachylite
ukuran gandum
sudut lan nggoleki
banget nggoleki-grained
rengat
conchoidal
ora rata
tilas
putih
cahya kanggo coklat peteng
porosity
Highly keropos
kurang keropos
kekuatan compressive
ora Sumadhiya
cleavage
sampurna
ora duwe aturan baku
kateguhan
2.6
ora kasedhiya
tartamtu gravitasi
2.2-2.8
2.46-2.86
transparan
opaque
transparent kanggo Translucent
Kapadhetan
2.6-2.61 g / cm 3
2.7-2.9 g / cm 3
kapasitas panas tartamtu
ora Sumadhiya
resistance
tahan panas, impact tahan, meksa tahan
tahan panas