15.09ct Cuprite, Marquise Cut Watches thoroughly tested with nitric acid

thoroughly tested with nitric acid and X-ray

fluorescence: 3 stones fluoresce under ultraviolet light

wire thickness: 1mm

color description: predominantly red/green with yellow overtones on orangey brown body color

15.09ct Cuprite, Marquise Cut Watches thoroughly tested with nitric acidFaceted Cuprite Gemstone An exceptional example of the highly rare crystalized copper gemstone, cuprite, this collector's marquise cut gem measures almost an inch in length. The color is a deep crimson red that plays brilliantly in the sunlight. Discovered in a small South African deposit in the 1950's, this particular stone's origin has since been mined out. Due to the softness of this stone, we do not suggesting setting it into jewelry; faceted