Granite tiles and slabs for commercial and residential applications do not emit harmful radiation. For more information, consult the Marble Institute of America’s website. Last Updated: 1 year ago in Granite 0 0Related Articles Why are most natural stones imported ? What's the difference between Granite, Marble and Quartz? Can granite be used outside? What is the difference between Granite, Marble and Quartz? How much does granite weigh?