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The melted powder forms into a long teardrop shape referred to as a boule. Aluminum oxide is the main mineral within corundum. It is the very first process they came up with and the most inexpensive.ĭuring flame fusion, aluminum oxide powder is melted by means of a flame. In the melting process, they do what's called flame fusion.

Sapphires have two ways of being synthesized: melting and solution. Sapphires and rubies were actually some of the first gemstones to by synthesized, or lab-grown. Natural white sapphire is very rare, so it's safe to assume that all white sapphire jewelry seen in stores and online will be lab-created by gemologists. White sapphire is the name for colorless corundum.

Sapphires actually come in every color of the rainbow, however, there's no such thing as a red sapphire. Genuine Australian opal may also be substituted for an additional cost.Sapphire is the commercial name for the polished mineral corundum. Contact me about price and availability for stone substitutions before ordering. A moissanite, blue topaz, garnet or other colored stone could also be substituted for the white sapphire by special order. The ring will be made to order in your size in 4 to 6 weeks. This ring measures 6.5mm wide at the top and is shown in a size 6 1/2 for scale.

White sapphires are very hard and durable stones that look very similar to diamonds at a much more reasonable cost. White sapphire is a great natural alternative to a diamond. The princess cut white sapphire is 5mm square and weighs. Special care was taken while cutting the lab opal to make it mimic the look of Australian opal.

The lab created opal is a nice blue-green color with lots of fire. The ring has beautiful white sapphire in the center with 6 pieces of lab created opal inlaid into a heavy sterling silver ring mounting. This lab created opal ring with a white sapphire set in the center would make a great engagement ring or wedding ring.