Properties of Rhyolite lan Migmatite
ukuran gandum
gedhe lan coarse grained
medium kanggo nggoleki coarse grained
rengat
sub-conchoidal
ora duwe aturan baku
porosity
Highly keropos
banget kurang keropos
luster
earthy
kurang kanggo mutiyara kanggo subvitreous
kekuatan compressive
ora Sumadhiya
cleavage
ora kasedhiya
miskin
tartamtu gravitasi
2.65-2.67
2.65-2.75
Kapadhetan
2.4-2.6 g / cm 3
ora Sumadhiya
resistance
tahan panas, nyandhang tahan
tahan panas, meksa tahan