Onego Green

Physical and mechanical properties:

  • Radioactivity group I (no limits in the period of use)
  • Real specific gravity — 2.82 g/sm³
  • Average specific gravity — 2.79 g/sm³
  • Water absorption — 0.042-0.2%
  • Compressive strength in dry state— 147-167 MPa
  • Compressive strength in water-saturated state — 113-165 MPa
  • Grade of frost resistance — F50
  • Abrasion capacity — 0.18—0.8 g/sm²
  • Porosity — 1.07%
  • Salt endurance — 0.08%

Conglomerate Kallivolampi is the mine rock, which has unique coloration occurred dueto pebble stones with all tones of green colour. This natural stone is highly appreciated for its decorative effect.

Due to its structure and rich green colour, this stone is perfect material for:

  • facing plates;
  • products for monumental building;
  • decor elements (vases, statuettes and etc.);
  • Hardscapes (fountains, vases and etc.);
  • interior elements (window sills, tabletops, bar counters and etc.).

Projected amount of extraction 1500m³ per month.

Due to well-developed logistics, the products are delivered along the whole Europe inproper time. The materials are supplied by motor transport or railway transport.

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