Properties of Lamprophyre lan Tephrite
ukuran gandum
nggoleki kanggo coarse grained
medium kanggo nggoleki coarse grained
rengat
conchoidal
ora rata
porosity
banget kurang keropos
banget kurang keropos
luster
subvitreous kanggo kurang
subvitreous kanggo kurang
kekuatan compressive
ora Sumadhiya
cleavage
conchoidal
crenulation lan mrembet
kateguhan
ora kasedhiya
2.4
tartamtu gravitasi
2.86-2.87
2.86
transparan
tembus kanggo opaque
opaque
Kapadhetan
2.95-2.96 g / cm 3
2.8-2.9 g / cm 3
kapasitas panas tartamtu
ora Sumadhiya
resistance
tahan panas, impact tahan
tahan panas, impact tahan