NUUM-R-02 Origin: Greenland Grade: A Dimensions: Approximately 20-30mm Weight: Between 10 to 20g Origin: Greenland Grade: A = good Tumbled Nuummite stone from Greenland, 20-30mm. Sold individually. Shapes and colors may vary from one stone to another. It should be noted that the nuummite stone has several spellings, such as nuumite, numite, and nuummite. The commonly used spelling is nuummite. This stone is named after the place where it was found. Indeed, this stone comes from a remote, rugged mountainous region north of Nuuk in Greenland. This deposit was discovered in 1982 and is still being mined today.