Geological location: Quaternary – Holocene
Type: Calcareous rock of subaerial chemical deposit, recently formed (quaternary) from waters saturated with calcium carbonate (Ca CO3).
Appearance: Well structured porous with ivory – straw color.
Use: All uses involving the use of stone material
Availability: Good.
Location: Municipalities of Tivoli and Guidonia Montecelio (Rome)
Technical-performance characteristics (UNI EDL 0083 standards):
1 Compression breaking load Kg. / cm2 1153
2 Compression breaking load after freezing Kg. / cm2 1132
3 Ultimate tensile strenght %0 7,30
4 Impact test Kg. / cm2 146
5 Imbibition coefficient cm. 29
6 Thermal linear expansion coefficient mm/m°C 0,0060
7 Frictional wear test 0,72
8 Weight per unit of volume Kg. / m3 2437