- Stones of the deposit
Granite is pink and red, coarse-grained, porphyriform with a homogeneous pattern without veins and inclusions. The granite is well polished.
- Reserves and Resource as of 01.01.2018.
Total = 2,874 thousand m3, including category Proved – 1,373 thousand m3, Probable – 1,130 thousand m3, Measured Mineral Resources – 371 thousand m3. Also Indicated Mineral Resources – 993 thousand m3.
The output of the blocks is – 56.7 %
- Physical & mechanical properties
Unit name |
Value Units |
Value |
from |
to |
Bulk weight |
t/m3 |
2.60 |
2.64 |
Density |
t/m3 |
2.63 |
2.68 |
Porosity |
% |
0.31 |
2.48 |
Water absorption |
% |
0.15 |
1.03 |
Tensile strength when compressed in air-dry condition |
MPa |
61 |
145 |
The limit of compressive strength in water-saturated state |
MPa |
69 |
130 |
Strength reduction factor after water saturation |
|
0.87 |
0.97 |
Tensile strength after compression after 50 freeze cycles |
MPa |
– |
– |
Strength loss after 50 freeze cycles |
% |
– |
– |
Frost resistance |
|
0.87 |
0.94 |
Brand of frost resistance |
|
– |
Mass loss at friction |
g/cm2 |
0.23 |
0.97 |
The content of natural radionuclides |
Bq/kg |
208 |
240 |
- Mineral composition
Name of mineral |
Content, % |
Microcline |
20 – 80 |
Plagioclase |
10 – 30 |
Quartz |
7 – 15 |
Biotite |
3 – 6 |
Accessory minerals |
one grains |
- Chemical composition
SiO2 |
Al2O3 |
Fe2O3 |
CaO |
MgO |
K2O |
Na2O |
SO3 |
TiO2 |
в.п.п. |
72.23-76.90 |
11.52-14.03 |
0.34-1.87 |
0.85-1.18 |
0.05-0.28 |
4.18-5.39 |
3.45-5.02 |
0.06 |
0.16-0.24 |
050-0.81 |