Hardness

(Mohs)

4

Unit Volume by Weight

(gr/cm 3 )

2,50

Density

(gr/cm 3 )

2,72

Water Absorption at Atmospheric Pressure

By Weight(%0)

1,0

By Volume (%0)

2,3

Water Absorption at Boiling Water

By Weight(%0)

1,2

By Volume (%0)

3,0

Porosity

(%0)

2,3

Compressive Strength

(Kgf/cm 2 )

570

Compressive Strength After Freezing

(Kgf/cm 2 )

582

Strength to Blow

(Kgf/cm 2 )

11

Strength to Bending

(Kgf/cm 2 )

108

Modules of Elasticity

(Kgf/cm 2 )

5,38

Ratio of Fullness

(%0)

91,9

Degree of Pores

(%0)

8,1

Average Abrasion Strength

(cm 3 /50cm 2 )

28,7

Average Tensile Strength,

(Kgf/cm 2 )

41

CHEMICAL ANALYSIS

%

SiO2

0,26

Fe2O3

0,32

CaO

54,55

MgO

0,31