|
|
|
Physically, they are very Hard, Compact, Fine grained, equi-granular homogeneous rocks of sedimentary nature (Sandstone) & metamorphic nature (Quartzite).
|
Color: |
Minor color tonal variations exist but within the tolerance limit.
| |
Hardness: |
6.5 to 7 on Moh's Scale | |
Density: |
2.3 to 2.4 Kg/cm3
| |
Compressive Strength: |
90 to 140 N/mm2
| |
Modulus of Rupture: |
16-40 N/mm2 | |
Water Absorption: |
1.0 - 1.2 % | |
Porosity: |
Low to very low | |
Weather Impact: |
Resistant |
Chemically, they are very resistant Mono-Mineralic rocks, principally composed of silica. The other minor constituents vary from origin to origin
|
SiO2: |
95-97%
| |
Iron (Fe2O3):
|
0.5%-1.5% | |
Alumina (Al2O3):
|
1 to 1.5%
| |
Soda (Na2O) & Potash (Kro): |
Less then 1% | |
Lime (CaO): |
Less then 0.5% | |
Magnesia (MgO): |
Less then 0.5% | |
Loss On Ignition (LOI): |
Less then 0.5% | |
|
Contact
Person : Mr. Sita Ram Mangal
(Chairman)
Address : 403, Sapphire Jagan Plaza , SMS HIGHWAY
Tulsi Marg, Banipark,Jaipur - 302016 , India
Phone : +91-141- 2329782 / 2207786 Mobile :
+91-9414044481 Fax :
+91-141-5123108
|
|
