Which stone was used to built the Red Fort in Delhi?

Red Fort or Lal Qila was built by the fifth Mughal Emperor Shah Jahan in 1639 as the palace of his fortified capital Shahjahanabad. The construction of the fort was completed in 1648 and a large moat was built to surround the palace. The city was later known as Old Delhi. It got its name from the stone used to construct it. read more

Constructed in 1639 by the fifth Mughal Emperor Shah Jahan as the palace of his fortified capital Shahjahanabad, the Red Fort is named for its massive enclosing walls of red sandstone and is adjacent to the older Salimgarh Fort, built by Islam Shah Suri in 1546 AD. read more