Properties of Chert lan Trachyte
ukuran gandum
banget nggoleki-grained
grained nggoleki
rengat
ora rata, splintery utawa conchoidal
ora kasedhiya
porosity
Highly keropos
kurang keropos
luster
waxy lan kurang
metallic
cleavage
non-ana
ora kasedhiya
kateguhan
1.5
ora kasedhiya
tartamtu gravitasi
2.5-2.8
2.7
transparan
tembus kanggo opaque
opaque
Kapadhetan
2.7 g / cm 3
2.43-2.45 g / cm 3
kapasitas panas tartamtu
ora Sumadhiya
resistance
tahan panas, impact tahan, meksa tahan, nyandhang tahan
tahan panas, impact tahan, nyandhang tahan