was the key to their success. Why?.
Fire Opal
The colour of fire opal can range from yellow to red, with orange to red the most usual and red the most desirable.
Sphene
Sphene is highly regarded as a gemstone by collectors, but scarcity has kept it out of the commercial market until now.
Zircon
It is hard to understand why zircon is not more popular with jewelry makers. Its hardness and fracture are no worse
Demantoid
A green variant of Garnet, or more accurately, the rarest, most valuable, most brilliant of green garnets. Exceedingly
Nevada Black Opal
The rarest and most valuable opals are bright on black. Black background opals show off the rainbows of fire, or play
Spinel
Beauty, rarity, brilliance and value for money make spinel a great gemstone for jewellers and designers. Despite its
Tanzanite and Zoisite
Within this species lies a gemstone of drama and intrigue that is considered, along with the sapphire, to be the finest