What Is A Linde Star Sapphire

The l stands for linde and linde was the company that originally synthesized star sapphires in the late 1940s.

What is a linde star sapphire.

It was manufactured by the linde division of the union carbide corporation between the 1950s and 1970s. There are 474 linde star sapphire for sale on etsy and they cost 93 13 on average. Sapphire gemstones are the birthstone for september. Star sapphire may refer to several things.

Vintage 5 carat lindy star sapphire and 28 carat diamond 14k white gold ring. A lindy star sapphire is a synthetic star which is essentially painted on a stone. Star sapphire is rare variety of sapphire that exhibits a rare asterism under specific lighting. 5 out of 5 stars 354 354 reviews 64 99 free shipping favorite add to.

In europe as in all other places since synthetic blue sapphire has never been a satisfactory material. Linde star sapphire gemstones. Burdick would you tell us how you happened to develop the star. Production stopped in 1974 due to increased overseas competition from southeast asia.

2 look for the l if there is a small l stamped on the underside of the stone then that is the clearest sign of the sapphire s falseness. A type of sapphire gemstone that exhibits a star like phenomenon known as asterism. Free shipping on many items browse your favorite brands. Jack burdick co inventor at u c c linde division.

The red variety of corundum is ruby. The effect is best viewed under a direct light source and while tilting and rotating the stone from different angles. When viewing star sapphire a six rayed star will appear to float across the surface of the stone. I must go back to about 1920.

In contrast a natural sapphire s star has thicker slightly uneven rays and the star moves to follow the light. 14k gold blue lindy star ring sz 8 3 0 grams. Armstrong siddeley star sapphire a british automobile from 1958. A linde sapphire s star has thin perfectly even rays that are so clear some jewelry experts say they appear painted on the star is visible even in dim light and doesn t move relative to a light source.

The blue variety is by far the most popular however sapphire gemstones come in almost every shade of the rainbow. Sapphire al2o3 is the non red variety of corundum. The most popular color. Pmp linde lindy 8x6mm pink star sapphire created ruby rhodium plated 925 sterling silver simulated diamond cz accents ring silkpurseprime.

Star sapphire corundum variety.