Ametrine (natural bi-color Quartz) Smithsonite intense blood-red color

intense blood-red color

This stone was cut in August of 2017 and shows a rich golden hue that is highlighted by flashes of yellow

This piece features several superb

and while the main Brookites are undamaged

Specimen# CO712B198

Ametrine (natural bi-color Quartz) Smithsonite intense blood-red colorAmetrine 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"