Nummulitic limestone ...


 









 
 

Nummulitic limestoneType:
Nummulitic limestone, Middle Paleogene

Appearance:
White, fine grain background with shells

Deposit:
Skalistoe, Krasnomakovskoe

Quarry: Skalistoe-2, Skalistoe-3

Recommended uses: Bearing walling material – building blocks, slabs, stone, brick and finishing material for building facades

Possible finishes: Rough Honed; Split





Characteristics:

Apparent density:                       2100-2400 kg/m³
Compressive strength:                10-15 MPa
Frost resistance:                          20 cycles
Water absorption:                        6,7-7,2 %
Softening factor:                            0,68-0,78
Porosity:                                      22-33%
Thermal coefficient expansion:        < 1,45