Drugoretskoye quarry, Karelia, Russia
Gabbro Diabase
High-strength, fit for portrait sculpture, ideal for engraving. Excellent for memorial, building, finishing, decoration applications.
- Texture: Fine-grained, even-grained, homogeneous
- Colour: Dark grey, polished black with slight whitish inclusions
- Thickness: 3,07 g/cm3
- Compressive strength: 311 MPa
- Water absorption: 0,1 %
- Frost resistance: 300 F
- Abrasion: 0,1 g/cm2
- Radioactivity: class 1