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Fine Jewelry University Articles matching: “TH meaning”
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Fake Diamonds: The Great Diamond Attack
… uses of this man made gem are in the pipeline. The Big Bad Synthetic In the gem world we use words with particular meanings. Synthetic is one of those words. Synthetic, in the gem world, means made of the same chemicals (elements) and …A popular game show would have three people all say that they were someone and the contestant would try to find out who was the real person. … created many new diamonds and diamond lookalikes. “What is a real diamond?” is a difficult question these days. And the problem of separating a fully natural diamond from all the modern possibilities is quite demanding. So what is a …
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Diamond Buying Guide: The 4 C’s
… looking for the absence of color or transparency (except fancy color). The color grading scale starts with D meaning totally colorless and moves down the alphabet subtly increasing in body color. As you can see from the picture, the …If you understand how diamonds are graded, you have a better chance of finding the right one for you. At Arden Jewelers, our gemologists are more than happy to answer any questions you have so … 100 points. A diamond can be described as 75 points or 0.75 carats or 3/4 of a carat. It is a good practice to know the exact weight of a diamond when buying or selling. The weight of a diamond is often thought of in terms of its size…
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Gem in the Spotlight: Iolite
… and deeper than many tanzanites. Iolite’s name comes from its violet color. It is from the Greek word “ios” meaning violet. Unlike many other popular gems, iolite cannot be heat treated to enhance its color. The color you see is the natural…Iolite is maybe not the first gemstone people think of for their blue-violet jewelry, but it should be near the top of the list. Iolite’s … phenomenon in which a substance appears to be different colors when observed at different angles, especially with polarized light. Pleochroism is caused by differing absorption of light rays in doubly refractive crystals. Thus, no …
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The Birthstones
…thoughts. Learn more about Amethyst March’s Birthstone: Aquamarine Originating its name from the Latin “aqua marina” meaning “sea water”, the aquamarine is a light blue to greenish blue beryl, most valuable when it’s a shade of darker blue. … has been treasured for over 4,000 years. The name for the emerald is derived from the Greek word “smaragdos”, meaning green stone. Spring and green symbolized faith and fertility. The early Christians valued the emerald as a symbol of …
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Gem in the Spotlight: Amethyst
…of amethyst dates all the way back to ancient Greek mythology. The word “amethystos,” is derived from the Greek word meaning “not drunken.” It is said that amethyst was created when Dionysus, the god of wine, was angered by an insult from a …Amethyst is known for its beautiful purple color, and it is the most important quartz variety used in jewelry. Purple has … a royal color, so it is not surprising that amethyst has been in so much demand throughout history. Gemology Amethyst is a variety of quartz that is colored by the presence iron and aluminum. The violet color of amethyst can range from…
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Gem in the Spotlight: Jade
… structure is what gives jade its extraordinary toughness. At this point, it’s important to discuss the technical meaning of “toughness”. Toughness is a material’s resistance to fracturing, whereas hardness is its resistance to scratching. …Jade has one of the richest heritages of all gemstones. People have been using jade from as early as 6,000 BC, and it has been an …North American history ever since. But, what is jade, and what has given it such a prominent place in human history? The term “jade” actually refers to two completely different gems: nephrite and jadeite. These are actually two unique …
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Gem in the Spotlight: Quartz
…extremely useful stone due to its unique physical attributes. For example, quartz exhibits piezoelectric properties, meaning it can generate an electrical charge under mechanical stress. And likewise, when induced with an electrical charge, … surprising? What is affordably priced sometimes and sometimes unattainably expensive? If you answered quartz to all these questions you would be right (but naturally you looked at the title and knew). Quartz is one of the most common …
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Alternative Metals for Men’s Jewelry
… to other jewelry metals can usually wear tungsten jewelry without issue. Tungsten comes from a Swedish term meaning “heavy stone.” It is element 74 on the periodic table with the chemical symbol “W”. The “W” comes from its earlier name, …Until very recently, men only had a handful of choices when choosing a metal for their wedding band. Gold, silver, and platinum are all excellent metals which make great wedding bands, but with the … options. Options are great, but with so many to choose from, it can be difficult to know which one is best for you. This article breaks down many of the new “alternative metals” (and non-metals) and explains why you may want to choose …
