Chemically, they are igneous/metamorphic
rocks composed of quartz, feldspar & ferromagnesian minerals like kriolite,
chlorite, garnet, etc. A typical granite will have following chemical
composition:
Silica (SiO2):
70-75%
Al2O3:
10-15%
CaO+MgO:
Less then 0.5%
FeO + Fe2O3:
2-4%
Alkalies:
4-6%
TiO2:
Less then 0.5%
Loss On Ignition (LOI):
Less then 0.5%
Umang Stone International
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403, Sapphire
Jagan Plaza , SMS HIGHWAY Tulsi Marg, Banipark,Jaipur - 302016
, India
Phone : +91-141- 2329782 / 2207786
Mobile :
+91-9414044481
Fax : +91-141-2207786
Emai
: umangsi@sancharnet.in
,
info@umangstone.com,umangsales@gmail.com
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