Ametrine (natural bi-color Quartz) Smithsonite specimen consisting of sharp

specimen consisting of sharp

Regardless of size

and while the main Brookites are undamaged

beautiful blue color

Ametrine (natural bi-color Quartz) Smithsonite specimen consisting of sharpAmetrine is the naturally occurring bi colored variety of Quartz that is only found at the Anahi Mine in Bolivia. The most alluring aspect of Ametrine is the fact that it shows distinct purple (AMEthyst) and yellow (ciTRINE) zoning where the purple sections are situated along the positive {r} rhombohedral faces, and the alternating yellow sections are positioned under the negative {z} rhombohedral faces. This growth forms an alternating "radiation"