Properties of Tachylite lan Gritstone
ukuran gandum
medium kanggo nggoleki coarse grained
coarse grained
rengat
conchoidal
conchoidal
porosity
kurang keropos
Highly keropos
cleavage
ora kasedhiya
sampurna
kateguhan
ora kasedhiya
ora kasedhiya
tartamtu gravitasi
2.4
2.250
Kapadhetan
3.058 g / cm 3
2.2 g / cm 3
resistance
tahan panas, impact tahan, nyandhang tahan
tahan panas, impact tahan, meksa tahan