Properties of Itacolumite lan Icelandite
ukuran gandum
coarse utawa nggoleki
banget nggoleki-grained
rengat
conchoidal
ora rata
porosity
Highly keropos
kurang keropos
kekuatan compressive
ora Sumadhiya
cleavage
sampurna
ora kasedhiya
tartamtu gravitasi
2.2-2.8
2.5-2.8
Kapadhetan
2.2-2.8 g / cm 3
2.11-2.36 g / cm 3
resistance
tahan panas, impact tahan, meksa tahan
tahan panas, meksa tahan, ngeruk tahan, nyandhang tahan