Emerald is regarded as the traditional birthstone for May as well as the traditional gemstone for the astrological signs of Cancer. This is genuine natural emerald rough direct from a Columbian emerald mine. Columbian mines have produced the worlds most expensive and nicest emeralds. These emeralds have never been treated in any way and they come unsearched and uncleaned direct to us. Be the first one to search through your very own bag of uncleaned and unsearched emeralds. See emeralds that no one has ever seen before.