Properties of Rhomb Porphyry lan Trachyandesite
ukuran gandum
grained nggoleki
grained nggoleki
rengat
conchoidal
conchoidal
tilas
putih
cahya kanggo coklat peteng
porosity
banget kurang keropos
kurang keropos
luster
subvitreous kanggo kurang
earthy
cleavage
sampurna
sampurna
tartamtu gravitasi
2.86
2.8-3
Kapadhetan
2.8-2.9 g / cm 3
2.9-3.1 g / cm 3
resistance
tahan panas, meksa tahan
tahan panas, meksa tahan, nyandhang tahan