MARBLE / Volakas

Volakas

Volakas Marble is a small grained dolomite marble of white color, naturally decorated with brown or gray veining. The veining can be group in either tight or loose grid where the lines are discrete, fine and can be straight or curvy.

The Volakas marble is mined from the quarries in the homonym village located in northern Greece.

PHYSICAL & MECHANICAL PROPERTIES
APPARENT SPECIFIC DENSITY (DIN 52102)
WATER ABSORPTION % wt (DIN 52103)
COMPRESSIVE STRENGTH, MPa(DIN 52105)
MODULUS OF RUPTURE UNDER FLEXURE(FLEXURAL STRENGTH) - WET CONDITION, MPa (DIN 52112)
ABRASION RESISTANCE, mm (DIN 52108 - 20 CYCLES)
2825
0,19
139
10
2,20
MINERALOGICAL COMPOSITION, % wt
CALCITE 8 DOLOMITE 92 QUARTZ -
MICAS - CHLORITE - FELDSPAR -
EPIDOTE - CHROMITE - Fe OXIDES etc. -
CLAY MINERALS - SERPENTINE - PYROXENES -
CHEMICAL ANALYSIS, % wt
CaO 32 MgO 19,60 SiO2 0,20
Fe2O3 <0,05 AI2O3 <0,05 K2O <0,01
Na2O 0,01 MnO <0,01 CO2 46,90