Properties of Chert lan Icelandite
ukuran gandum
banget nggoleki-grained
banget nggoleki-grained
rengat
ora rata, splintery utawa conchoidal
ora rata
porosity
Highly keropos
kurang keropos
luster
waxy lan kurang
vitreous
kekuatan compressive
ora Sumadhiya
cleavage
non-ana
ora kasedhiya
tartamtu gravitasi
2.5-2.8
2.5-2.8
transparan
tembus kanggo opaque
opaque
Kapadhetan
2.7 g / cm 3
2.11-2.36 g / cm 3
resistance
tahan panas, impact tahan, meksa tahan, nyandhang tahan
tahan panas, meksa tahan, ngeruk tahan, nyandhang tahan