Bismuth Hopper Mineral Specimen x 1 From South Africa SCEPTRE ) 30 cm Long and

) 30 cm Long and a very strange and groovy decor piece indeed

bright and beautiful - small

and then the next quartz groth periods grow over this

Almost Optic

This is an exquisite

Bismuth Hopper Mineral Specimen x 1 From South Africa SCEPTRE ) 30 cm Long andPRODUCT DESCRIPTION Beautiful Bismuth Hopper Crystal Formation with its characteristic stepped, pyramid like structure, with a hollow center. These are man made and formed like this with inverted Crystallisation when the edges of the crystal grow faster than the center during cooling. The rainbow colors are caused by a thin oxidisation outer layer zone, which creates light interference. PRODUCT DATA Locality = South Africa Grade = A Grade Size = 34 35