| Chemical-mineralogical
composition |
CaCO3 98,20% MgCO3 0,5% Fe2O3 0,03%
|
| |
Altri
Ossidi(SiO2, Al2O3, Na2O, P2O5, SO3) 0,07% |
| |
Insolubile residue
0,4% (illite dominant, Montmorillonite scarce and trances of Kaolinite) |
| |
Mineralogical stage
shown: Calcite |
| Sediment.
petrographical charact. |
Intramicritic
limestone with abundant intraclast, |
| |
pellets
and bioclasts secondary (Foraminifera abundant). Small internal pockets
filled with sparites. |
| Physical characteristics |
Specific weight
2,71gr/cmc |
| |
Volume
weight 2,67gr/cmVolume weight 2,59gr/cmc |
| |
Degreet of compactness
0,985 |
| |
Porosità
coefficient 0,015 |
| |
Imbibition
coefficient referred to weight 0,10% |
| |
Imbibition coefficient referred volume 2,71%
|
| |
Imbibition coefficient
referred volume 0,30% |
| |
Coefficient expansion:
4,66mm/m °C 10’3 |
| Mechanical
characteristics |
Crushing
strength Specimens in natural state(a)1825(b) 1760 kg/cmq |
| |
Specimens water
satured (a) 1720, (b) 1715 kg/cmq |
| |
Spec.after
20 freezing-unfr. cycles(a)1740(b)1700 kg/cmq |
| |
Flexional strength
(a)146, (b) 140kg/cmq |
| Stress dir in relation
to bedding plane |
Modulus of elasticity
(in shear) (a) 461.000Kg/cmq |
| |
Wear
resistance (sliding friction) (a) 2,42mm/km |
| (a)
normal (b)
parallel |
Impact strength
(b) 17,5 kg/cm |
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