Properties of Rhyolite lan Pumice
ukuran gandum
gedhe lan coarse grained
grained nggoleki
rengat
sub-conchoidal
planar
tilas
wernane
putih, greenish putih utawa abu-abu
porosity
Highly keropos
Highly keropos
cleavage
ora kasedhiya
sampurna
tartamtu gravitasi
2.65-2.67
2.86
Kapadhetan
2.4-2.6 g / cm 3
0.25-0.3 g / cm 3
kapasitas panas tartamtu
ora Sumadhiya
resistance
tahan panas, nyandhang tahan
impact tahan, meksa tahan