Granite, natural stone is for making Kitchen Platform counter top in kitchen. It is also used for window frames and door frames. Indian kitchen involves lot of spices and oil. Granite has high resistance towards such acidic and alkaline solutions.
Inside window frames and doors frames, Granite has replaced wood, since wood has become costly and Granite is more sturdier then low quality wood.
Granite stones available in India come from mines in Southern India or Rajasthan.