Hardness

(Mohs)

3

Unit Volume by Weight

(gr/cm 3 )

2,61

Density

(gr/cm 3 )

2,72

Water Absorption at Atmospheric Pressure

By Weight(%0)

0,75-0,99-1,91

By Volume (%0)

1,98-2,63-5,10

Water Absorption at Boiling Water

By Weight(%0)

1,12-1,48-2,86

By Volume (%0)

2,86-3,78-7,30

Porosity

(%0)

3,2

Compressive Strength

(Kgf/cm 2 )

1,019

Compressive Strength After Freezing

(Kgf/cm 2 )

521

Strength to Blow

(Kgf/cm 2 )

10

Strength to Bending

(Kgf/cm 2 )

84

Modules of Elasticity

(Kgf/cm 2 )

6,65x10^4

Ratio of Fullness

(%0)

96,0

Degree of Pores

(%0)

4,0

Average Abrasion Strength

(cm 3 /50cm 2 )

29,4

Average Tensile Strength,

(Kgf/cm 2 )

67

CHEMICAL ANALYSIS

%

SiO2

28,35

Fe2O3

9,70

CaO

13,75

MgO

26,25