Properties of Variolite lan Krikel Minyak
ukuran gandum
ora ditrapake
banget nggoleki-grained
rengat
conchoidal
ora kasedhiya
tilas
putih kanggo werna abu-abu
putih
porosity
kurang keropos
Highly keropos
luster
ora kasedhiya
kurang
kekuatan compressive
ora Sumadhiya
cleavage
ora kasedhiya
slaty
tartamtu gravitasi
2.8-3
2.2-2.8
Kapadhetan
2.9-3.1 g / cm 3
2.4-2.8 g / cm 3
resistance
tahan panas, meksa tahan, nyandhang tahan
tahan panas, impact tahan