Properties of Gneiss lan Andesit
ukuran gandum
medium kanggo coarse grained
banget nggoleki-grained
rengat
ora duwe aturan baku
ora rata
porosity
banget kurang keropos
kurang keropos
cleavage
miskin
ora kasedhiya
tartamtu gravitasi
2.5-2.7
2.5-2.8
transparan
tembus kanggo opaque
opaque
Kapadhetan
2.6-2.9 g / cm 3
2.11-2.36 g / cm 3
kapasitas panas tartamtu
ora Sumadhiya
resistance
tahan panas, meksa tahan, ngeruk tahan, nyandhang tahan
tahan panas, meksa tahan, nyandhang tahan