Properties of Icelandite lan Rhyodacite
ukuran gandum
banget nggoleki-grained
grained nggoleki
rengat
ora rata
conchoidal
porosity
kurang keropos
kurang keropos
luster
vitreous
greasy kanggo kurang
kekuatan compressive
ora Sumadhiya
cleavage
ora kasedhiya
ora kasedhiya
tartamtu gravitasi
2.5-2.8
2.34-2.40
Kapadhetan
2.11-2.36 g / cm 3
ora Sumadhiya
resistance
tahan panas, meksa tahan, ngeruk tahan, nyandhang tahan
tahan panas