Properties of Coquina lan Itacolumite
ukuran gandum
coarse grained
coarse utawa nggoleki
rengat
ora duwe aturan baku
conchoidal
porosity
Highly keropos
Highly keropos
luster
kurang kanggo vitreous kanggo submetallic
kurang
kekuatan compressive
ora Sumadhiya
cleavage
ora kasedhiya
sampurna
kateguhan
ora kasedhiya
2.6
tartamtu gravitasi
1.10-2.24
2.2-2.8
Kapadhetan
2.8-2.9 g / cm 3
2.2-2.8 g / cm 3
kapasitas panas tartamtu
ora Sumadhiya
resistance
tahan panas, impact tahan, meksa tahan, nyandhang tahan
tahan panas, impact tahan, meksa tahan