CHEMICAL ANALYSIS OF STEVIN ROCK LIMESTONE ROCK OF AL GHAIL QUARRY

SL.NO.

CONSTITUENT

% WEIGHT OF DRIED MATERIAL

1

Silica

SiO2

0.3-1.0

2

Aluminium oxide

Al2O3

0.1-1.0

3

Iron oxide

Fe2O3

0.05--0.11

4

Calcium oxide

CaO

50.0-54.0

5

Magnesium oxide

MgO

1.0-4.0

6

Sodium oxide

Na2O

0.01-0.05

7

Potassium oxide

K2O

0.02-0.04

8

Sulphate

SO3

0.03-0.07

9

Chloride

Cl

0.01-0.02

10

Loss on ignition @900°C

 

42.0-44.0

11

Calcium carbonate

CaCO3

91.0-97.0

12

Magnesium carbonate

MgCO3

2.0-6.0

Note: The values given above are the normal range for limestone. However, variations are possible due to the nature of the deposit.