Catalog

color

Volga Blue

Volumetric weight 2840 kg / m³
Water absorption 0,21%
Compressive strength 162 MPa
The flexural strength 21 MPa
Attrition 0.5 g / cm²

Minerals
Plagioclase 85
Pyroxene 3
Biotite 1
Quartz 7
Potassium feldspar 3
 

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Black Sea

Volumetric weight  2800 kg/m³
Water absorbtion 0.21%
Compression strenght 142 MPa
Flexure strength 21 MPa
Attrition 0.6 g/cm²

Minerals
Plagioclase 90
Pyroxene 6
Olivine 0.6
Biotite 0.2
Micricline 0.4
Quartz 0.2
Ore minerals 0.8

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Black Comet

Volumetric weight 2970kg/m³
Water-absorbtion 0.35%
Compression strenght 170 MPa
Attrition 0.5g/cm²

Minerals
Plagioclase 65-70
Pyroxene 27-30
Olivine 0-2
Ore minerals 0-1
Others 0-2

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