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Fine Jewelry University Articles matching: “Letter B”
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Fine Jewelry University (Show All FJU Articles)
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Platinum
Everything you ever wanted to know (and more) about Platinum and its use in jewelry. Platinum is one of the rarest and most durable precious metals. Platinum’s rich… its shining luminosity forever, unlike other white metals which can, in time, turn yellow or tarnish. Platinum belongs to the noble and precious metals family. It is resistant to tarnishing and discoloration due to chlorine and other …60% more than gold. The word platinum sometimes enjoys a cachet higher even than gold – witness all those platinum albums and credit cards. Platinum jewelry is the perfect choice for a lifetime of everyday wear. Its density and weight …
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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 can this be? … 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 convert them both to a uniform system. A gram or gramme is a standard metric unit of … there is one more piece of the puzzle. We all know 16 ounces equal a pound. True in the avoirdupois system, but not in the troy. In the Troy system only 12 ounces equal a pound. So a pound of feathers weighs 453.59 grams approximately…
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How to Tell If a Diamond Is Natural or Lab Grown
… not as simple as you might think. First, you have to decide what “real” means. If you are not familiar with lab grown diamonds, you might want to check out our introduction to lab grown and synthetic diamonds before continuing with th… this article. So, now you know that lab grown diamonds are just as real as natural diamonds, but we still want to be able to tell them apart. When it comes to diamond simulants like Cubic Zirconia (CZ) or Moissanite, it is easy to …
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Gold Purity and The Differences Between White and Yellow Gold
Gold, just the word brings to mind value, rarity, wealth, beauty and jewelry. But what is gold? Yes the scientists tell us gold is an …with the chemical symbol Au. We know it is the heraldic metal and it is a rare yellow mineral that is the most malleable and pliable of all metals. Yes, but what does that mean to me? Gold is a beautiful metal that is used to make … of love. Gold Purity Is all gold the same? We hear a piece of jewelry is pure gold or solid gold or 24 karat gold, but what does it all mean? Gold used in jewelry like wedding rings can come in many forms. Basic to understand the uses…
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The Difference Between White Gold and Platinum
Do you prefer learning from videos? We created an in-depth video on the differences between white gold and platinum which you may like. The first difference between white gold and platinum is the most … gold is an alloy of gold and some white metals such as silver, nickel or palladium. The white color is achieved by a careful choice of the alloying metals, which bleach the deep yellow of pure gold. The amount of alloy mixed with gold… is a 14-karat gold wedding ring. It is 14/24, which equals 58.3% gold and 41.7% alloy. The white color is achieved by a careful choice of the alloying metals, which bleach the yellow of pure gold. Platinum is a naturally white metal. …
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Fake Diamonds: The Great Diamond Attack
… 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 real … understanding gem properties make choosing the diamond an easy task with these older lookalikes. Apathy and sloppy observation can let one of the older lookalikes get by, but generally the profession is dealing with these well known …
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Gem in the Spotlight: Aquamarine
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 instill courage, cure laziness, and sharpen the intellect. The ancient Greeks used aquamarine often in jewelry believing it captured the true spirit of the sea. aquamarine was believed to guarantee a happy marriage Best known for …, prevent convulsions, heal liver ailments, calm nerves, and strengthen many organs. Spiritually, aquamarine has been used in meditation to enhance clarity of the mind and to banishing fears and phobias. Aquamarine is a universal …
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Gem in the Spotlight: Garnet
… the little red gem. Garnets allow for great personal diversity and style. The wide world of garnets invites all to become a garnet fan. Garnet is January’s birth stone. January babies born in the midst of cold, white (valley fog) and … one of the most varying birth gemstones…Garnet. Garnet’s pizzazz energizes the gloomiest day. Garnet varieties brighten the world in colors of yellow to gold, bright orange to true orange, brown to cinnamon, pinks to greens, and of …
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Gem in the Spotlight: Tourmaline
Tourmaline is one of the most beautiful gems that you’ve probably never heard of. Less popular than the likes of ruby or sapphire, tourmaline flies … in almost any color you can imagine, and people have most likely used and appreciated it for hundreds of years. But, before the advent of modern gemology, most tourmaline was believed to be ruby, sapphire, or emerald. Gemology of … mineral and not a species or member of a different family (unlike emerald and aquamarine, for example, which are members of the beryl family). It has a refractive index of 1.624 to 1.644 and a Mohs hardness of 7 to 7.5 which makes it …
