Unobtainium Mineral - The Real Deal! Aug 3, 2010 15:04:18 GMT -5 Quote Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by Gavatar on Aug 3, 2010 15:04:18 GMT -5 I have a few pieces of the same mineral the makers used in Avatar to portray the Unobtainium material. They average approx 1 - 1.5 inches across and are pretty heavy. Price £25 per chunk. ;DAttachments: