Is Natural Stone Safe?

http://www.motherearthnews.com/green-homes/granite-countertops.aspx

Stone is one of the most natural building materials available. It’s also durable. Certainly, it’s a green choice — if it’s not shipped a long distance. So why should you carefully consider your options before purchasing a granite countertop? In some instances, the granite emits radioactive waves. Read What’s Lurking in Your Countertop? to learn more.

What’s your recommendation for the greenest, safest countertop? What about the lowest cost? Share your response in the comments section below.