Properties of Coquina lan Nephelinite
ukuran gandum
coarse grained
grained nggoleki
rengat
ora duwe aturan baku
flat
porosity
Highly keropos
kurang keropos
luster
kurang kanggo vitreous kanggo submetallic
vitreous kanggo metallic
kekuatan compressive
ora Sumadhiya
cleavage
ora kasedhiya
cacat
kateguhan
ora kasedhiya
2.7
tartamtu gravitasi
1.10-2.24
2.4-2.9
Kapadhetan
2.8-2.9 g / cm 3
2.5-3 g / cm 3
kapasitas panas tartamtu
ora Sumadhiya
resistance
tahan panas, impact tahan, meksa tahan, nyandhang tahan
tahan panas