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Showing all results for: “What is ray”
Fine Jewelry University
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The Magic of Polarized Light
… polarized light on a daily basis when we put on our sunglasses, turn on our TV, or sit down at our computer. But, what is polarized light exactly, and why is my jeweler writing about it? It turns out that polarized light is actually a … a stone is doubly refractive or not you can use that information to narrow down the list of possible candidates of what the stone could be. A great example of this phenomenon can be seen when looking at the facet junctions on a …
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Star White Gold
… with no real solution…now we have a solution! Why are white gold consumers dissatisfied? Because they don’t know what the true color of the jewelry is when they buy it. I have seen a yellow gold ring heavily plated to look white. This … did is come up with the three grade levels of white gold. Nice. But that is not the real problem. How can you tell what the jewelry looks like under the plating? Over the years the stories some jewelers tell their customers about the …
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Gem in the Spotlight: Iolite
… color of the stone when it was first discovered. Coming in at 7 to 7.5 on the Mohs hardness scale, iolite is a somewhat soft gem. It is comparable to quartz (Amethyst, Citrine, etc), a little harder than Opal, and softer than Emerald or … at different angles, especially with polarized light. Pleochroism is caused by differing absorption of light rays in doubly refractive crystals. Thus, no singly refractive gemstone can exhibit pleochroism. The process works because of …
Blog Posts
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Love Endures
…. This year, it seems that the best way to say “I love you” is with the hottest new iPod or Blu-Ray movie, but what will these sincere gifts look like in 20 years? 20 years ago, the hottest new movies came on VHS tape. 20 years ago, … their affection today. In these uncertain times, give a gift that will still shine bright long after iPods and Blu-Ray movies seem like relics of a distant past age. Give a gift that shows the unshakable devotion of your love. Give a …
