Properties of Trondhjemite lan Gossan
ukuran gandum
medium kanggo nggoleki coarse grained
nggoleki grained medium
rengat
conchoidal
conchoidal
tilas
bluish ireng
putih kanggo werna abu-abu
porosity
banget kurang keropos
Highly keropos
luster
subvitreous kanggo kurang
metallic
cleavage
ora kasedhiya
ora kasedhiya
kateguhan
2.1
ora kasedhiya
tartamtu gravitasi
2.86-3
2.0
Kapadhetan
2.73 g / cm 3
ora Sumadhiya
resistance
tahan panas, meksa tahan, nyandhang tahan
tahan panas, impact tahan, meksa tahan