was the key to their success. Why?.
Ruby
Ruby is corundum that has a purplish- bluish red to yellow-red colour. The finest colour is pure red with a hint of
Hematite
The metallic silver-grey crystal surfaces of specular hematite are so highly reflective that they were used in the past
Feldspar
Despite being the most common rock-forming minerals at the earth's surface, the stones in the feldspar species give
Apatite
"Good things come in small packages" such is the case with apatite. Although seldom seen in jewelry stores, and
Alexandrite
Alexandrite is a transparent gemstone with a remarkable colour-change property: it appears leaf green in daylight and
Faceted Square Cuts
The second group of faceted cuts includes straight-sided girdle shapes: squares, rectangles, octagons, triangles,
Jadeite Jade
Jadeite is a precious gem. In its pure form it is white, but it can also occur in a wide range of colours