Topaz 4mm Coin Faceted AA Grade - 15-16 inch lhb-60 Topaz is a rare silicate

Topaz is a rare silicate mineral and obtains much of its popularity from its beautiful colors and its status as a birthstone

It is often thought of as an all to black stone

Azurite in crystal form is extremely rare and expensive

The addition of the rhodium plating not only protects these from oxidation but also highlights the Widmanstätten pattern

It is also one of the hardest

Topaz 4mm Coin Faceted AA Grade - 15-16 inch lhb-60 Topaz is a rare silicateTopaz is a rare silicate mineral and obtains much of its popularity from its beautiful colors and its status as a birthstone. Topaz occurs in a wide range of natural colors; however, most natural topaz is colorless. The most highly regarded colors are the reds and pinks, which receive their color from trace amounts of chromium. The name "topaz," and variants of the name in other languages, have been used for yellowish gemstones for at least two