Properties of Rhomb Porphyry lan Schist
ukuran gandum
grained nggoleki
medium kanggo nggoleki coarse grained
rengat
conchoidal
conchoidal
porosity
banget kurang keropos
Highly keropos
luster
subvitreous kanggo kurang
mengilap
kekuatan compressive
ora Sumadhiya
tartamtu gravitasi
2.86
2.5-2.9
Kapadhetan
2.8-2.9 g / cm 3
2.8-2.9 g / cm 3
kapasitas panas tartamtu
ora Sumadhiya
resistance
tahan panas, meksa tahan
impact tahan, meksa tahan, banyu tahan