Properties of Rhomb Porphyry lan Mangerite
ukuran gandum
grained nggoleki
medium kanggo nggoleki coarse grained
rengat
conchoidal
ora kasedhiya
porosity
banget kurang keropos
kurang keropos
luster
subvitreous kanggo kurang
subvitreous kanggo kurang
cleavage
sampurna
ora kasedhiya
kateguhan
2.7
ora kasedhiya
tartamtu gravitasi
2.86
2.8-3
Kapadhetan
2.8-2.9 g / cm 3
2.9-2.91 g / cm 3
resistance
tahan panas, meksa tahan
tahan panas, impact tahan, meksa tahan