Properties of Gabbro lan Pumice
ukuran gandum
coarse grained
grained nggoleki
tilas
ireng
putih, greenish putih utawa abu-abu
porosity
Highly keropos
Highly keropos
luster
ora kasedhiya
earthy
cleavage
ora kasedhiya
sampurna
tartamtu gravitasi
2.86-2.87
2.86
Kapadhetan
2.7-3.3 g / cm 3
0.25-0.3 g / cm 3
kapasitas panas tartamtu
ora Sumadhiya
resistance
impact tahan, meksa tahan, nyandhang tahan
impact tahan, meksa tahan