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Fine Jewelry University Articles matching: “London blue topaz white gold”
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Fine Jewelry University (Show All FJU Articles)
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Gem in the Spotlight: Aquamarine
… hardness of 7.5-8.0. For comparison, this means that it is softer than Sapphire, harder than Quartz, and similar to Topaz. This makes it a very durable stone that is suitable for regular wear. But, care should still be taken to ensure …Aquamarine derives its name from the Latin which literally means “seawater,” a tribute to its beautiful blue color. As a member of the beryl family, Aquamarine has some illustrious cousins in addition to a rich history of its…
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Gem in the Spotlight: Tourmaline
… family). It has a refractive index of 1.624 to 1.644 and a Mohs hardness of 7 to 7.5 which makes it softer than topaz or sapphire and harder than tanzanite or opal. Tourmaline is found in a huge variety of colors (sometimes even within … colors have their own names: Rubellite: is red, pinkish red, orangy red, or pink tourmaline. Indicolite: is dark blue, dark violetish blue, or dark greenish blue tourmaline. Paraíba: is a copper colored blue, intense violetish blue, or …
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Alternative Metals for Men’s Jewelry
… choose one for your wedding band. Titanium Titanium is an excellent metal for wedding bands. It is naturally silver-white in color, but it can be treated to different colors. Titanium is very light weight which is its hallmark feature and… gold or platinum jewelry especially for people with active lifestyles. Cobalt Cobalt chrome jewelry looks more like white gold or platinum than the other alternative metals. It is just a little lighter in color than platinum and has the …
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Gem in the Spotlight: Iolite
…soft gem. It is comparable to quartz (Amethyst, Citrine, etc), a little harder than Opal, and softer than Emerald or Topaz. Because of this, some extra care should be taken with your iolite jewelry. Try to avoid wearing it in situations …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 color range of blue, blue-violet, and violet … endeavors. Iolite is a special gemstone that is absolutely wonderful in jewelry. The subtle range of hues from blue to violet makes for elegant rings, pendants, and earrings. All in all, iolite is a great value
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Gem in the Spotlight: Quartz
…Matrix Quartz is probably the one that you have seen the most. It is a beautiful stone that commonly features a rich white base color with veins of vibrant yellow gold. Crystal Name Color Aventurine Translucent with small green platelet … to each other. Crystal Name Color Chalcedony Any cryptocrystalline quartz, although generally only used for white or lightly colored material (otherwise more specific names are used) Sard Reddish-brown chalcedony Sardonyx White and brown …
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Platinum
… Platinum and its use in jewelry. Platinum is one of the rarest and most durable precious metals. Platinum’s rich, white luster enhances the brilliance and will maintain its shining luminosity forever, unlike other white metals which can, … to tarnishing and discoloration due to chlorine and other chemicals. These factors, along with its strength and white luster, have made platinum an increasingly popular choice for jewelry, either on its own or as the setting for diamonds …
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Measuring Gold Weight
The old riddle goes: what weighs more a pound of feathers or a pound of gold? Some say gold because it is heavier. Others say they are both a pound so they weigh the same. Both are wrong. How …Tradition. Gold is not weighed in the ordinary weights. Gold is weighed in the troy measurement system. One ounce of gold is not the same as the ordinary ounce (really called avoirdupois ounce). The best way to understand this is to …. An avoirdupois ounce converts to 28.34 grams approximately. The troy ounce is 31.1 approximately. You say, “Aha! Gold weigh more, so a pound of gold weighs more than a pound of feathers.” Unfortunately there is one more piece of the …
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Gem in the Spotlight: Sapphire
… for thousands of years. Kings and queens have always believed that sapphires represent divine favor. The color blue was considered sacred and was worn by priests to show their connection to the sky and heaven. Sapphires were set in the … remains there, decorating the Imperial Crown ordered by Queen Victoria. Deriving its name from the Greek word for blue, sapphire used to refer to any blue stone. By the late 1800’s, the sapphire and ruby were recognized as gem varieties …
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Gem in the Spotlight: Opal
… can be applied to opals to alter their appearance. By far the most common is “sugar” or “smoke” treating a white opal to give it a darker body color. This is a simple treatment that involves placing the stones in a sealed environment … are porous by nature, so small particulates can be absorbed, if the stones are subjected to them for long enough. A white opal can be darkened to have a gray body color, and gray opals can be darkened to have a black body color. A …
