Mura Dark and Mura Contact Zone are extracted from our quarry Mura North , which lies about 30 km north of the town of Sandanski , 15 km northeast of Strumyani,Bulgaria. We can offer you marble blocks with different classes: Mura first , second and third
Physical Requirements for marble “MURA”
1. Volume density 2.705 g/cm3
2. Specially density 2.730 g/cm3
3. Absorption by weight 0.084 %
4. Compressive strength 78.80 MPa
5. Factor impregnate 0.25
6. Factor softness 0.94
7. Factor frost stability 1.00
8. Flexural strength) 11.10 MPa
9. Wear Deval 7.3%
Chemical composition for marble type “MURA”
CaCO3 ≈ 90 %
MgO ≈ 1%
SiO2 ≈ 8 %
Al2 O3 ≈ 1%
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