material: Brazilian marble
http://www.archdaily.com/65534/commercial-office-building-abbas-riahi-fard-farinaz-razavi-nikoo/
http://desmena.com/?p=1661
http://openbuildings.com/buildings/vali-asr-commercial-office-building-profile-5470
http://www.e-architect.co.uk/iran/vali_asr_office.htm
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