Taj Mahal polished to emphasise the exquisite detailing of the carvings. The dado frames and archway spandrels have been decorated with pietra dura inlays of highly stylised, almost geometric vines, flowers and fruits. The inlay stones are of yellow marble, jasper and jade, polished and levelled to the surface of the walls. The interior chamber of the Taj Mahal reaches far beyond traditional decorative elements. The inlay work is not pietra dura, but a lapidary of precious and semiprecious gemstones. The inner chamber is an octagon with the design allowing for entry from each face, although only the door facing the garden
Origins and architecture of the Taj Mahal complex of buildings and gardens that extends over and includes subsidiary tombs, waterworks infrastructure, the small town of 'Taj Ganji' to the south and a 'moonlight garden' to the north of the river. Construction of Taj Mahal began in 1632 AD, (1041 AH), on the south bank of the River Yamuna in Agra, and was substantially complete by 1648 AD (1058 AH). The design was conceived as an earthly replica of the house of Mumtaz Mahal in paradise. In 1607 (AH 1025) the Mughal Prince Khurrum (later to become Shah Jahan) was betrothed to Arjumand Banu Begum, the grand daughter