Though both stones are varieties of Corundum, in nature, Rubies are rarer than Sapphires. Both gems form under high temperature and pressure when fluid produced by magma interacts with silica and other rocks within the earth’s crust. Corundum’s crystal structure is hexagonal and though Ruby…
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Category: Happening Now
Anyone in the jewelry business is ever-mindful of daily fluctuations in price of precious (and other) metals. During the past two weeks, gold, silver and platinum have once again been zig-zagging upward in a pattern similar to the highs we last saw during Jan. to…
The Israeli mining company Shefa Yamim has unearthed a new gem material in the northern Israel that has properties similar in structure to sapphire and ruby. The rare mineral, called Carmeltazite, has been trademarked and will be marketed as “Carmel Sapphire,” and is expected to…
Welcome to GemCrowd! I’m Helen Driggs, the Editor here at GemCrowd and I am pleased to announce our new daily blog! As we build the community, I invite you to visit the GemCrowd Blog every weekday, because each day of the week will focus on…