Physical and Chemical Composition (%)*
*Average compositions recorded in this geological family
SiO2
|
AL2O3
|
TFe2O3
|
Fe2O3
|
MgO
|
CaO
|
Na2O
|
K2O
|
Ti2O
|
P2O5
|
MnO
|
CT2O3
|
NaHO2
|
72.04
|
14.42
|
1.68
|
1.22
|
0.71
|
1.82
|
3.69
|
4.12
|
0.3
|
0.11
|
0.05
|
0.03
|
0.01
|
Mechanical resistance
MOHS hardness : 7 - Density (Kgs/m3) : 2,680 - Compactness (%) : NC - Compressive strength (N/mm2) : NC - Flexural resistance (N/mm2) : NC - Wear resistance to metal disk (mm) : NC - Acid resistance (%) : NC - Water Absorption (%) : NC
Specifications
L : NC cm - l : NC cm - Height / Thickness : NC cm - Packing : NC - Reference : Copenhague