Gold, Silver, & Platinum Dealers Arizona

Blue moonstone
Transparent and crystal clear with a floating blue schiller on the surface, this is the most valuable type of moonstone.

Physical Properties of Gemstone Material
An understanding of the optical and physical properties of the material is a prerequisite to knowing the best ways of

Faceted Square Cuts
The second group of faceted cuts includes straight-sided girdle shapes: squares, rectangles, octagons, triangles,

Kunzite
Kunzite is more widely available than hiddenite. Its named after G.F Kunz, who first descried the gem in 1902 Its

Appraising Gemstones
When you are first presented with a tray of gemstones it is easy to feel dazzled and slightly overwhelmed, and to

Precious Black Opal
Black opal has a dark background, which can be dark grey, dark blue, dark green or grey-black - the darker the

Iris Agate/Rainbow Agate
An iridescent variety of agate - when silced into thin sections it exhibits all the colours of the spectrum.