Taj Mahal earlier Mughal buildings were primarily constructed of red sandstone, Shah Jahan promoted the use of white marble inlaid with semi-precious stones. Buildings under his patronage reached new levels of refinement. The tomb is the central focus of the entire complex of the Taj Mahal. It is a large, white marble structure standing on a square plinth and consists of a symmetrical building with an "iwan" (an arch-shaped doorway) topped by a large dome and finial. Like most Mughal tombs, the basic elements are Persian in origin. The base structure is a large multi-chambered cube with chamfered corners forming an unequal
Taj Mahal was deposed by his son Aurangzeb and put under house arrest at nearby Agra Fort. Upon Shah Jahan's death, Aurangzeb buried him in the mausoleum next to his wife. In the 18th century, the Jat rulers of Bharatpur invaded Agra and attacked the Taj Mahal, the two chandeliers, one of agate and another of silver, which were hung over the main cenotaph, were taken away by them, along with the gold and silver screen. Kanbo, a Mughal historian, said the gold shield which covered the finial at the top of the main dome was also removed during the Jat despoliation.