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Fine Jewelry University Articles matching: “Crystal of healing”
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Fine Jewelry University (Show All FJU Articles)
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What Are Lab Grown Diamonds?
… the gemological world, synthetic is a highly technical term. When speaking technically, synthetic gems are man-made crystals with the same crystal structure and chemical composition as the specific gem that is being created. Therefore, a “…, it helps to understand a little bit about how lab grown diamonds are made. There are two techniques to grow single crystal diamonds. The first and oldest is the High Pressure High Temperature (HPHT) technique. This process starts with a …
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Fake Diamonds: The Great Diamond Attack
…. Synthetic is one of those words. Synthetic, in the gem world, means made of the same chemicals (elements) and crystal design as nature but is man made. So, a synthetic diamond is the same chemistry (carbon element) and crystal structure (… and have for many years now. Most are used in the manufacturing of tools like diamond tip drills. Synthetic diamond crystal big and pretty enough for jewelry has been made since the 1950’s. But, it just costs too much to justify using them…
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Gem in the Spotlight: Opal
… a piece of onyx and a clear piece of laboratory grown quartz (the same material that is commonly used for watch crystals). This helps show off the opal’s beauty while keeping it safe and strong. Doublets and triplets are much less expensive… a symbol of hope and purity, associating it with positive virtues. Opal was even thought to possess protective and healing properties, guarding against disease and enhancing one’s eyesight. Pliny, a prominent Roman scholar in the first …
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Synthetic Gems: The Whole Story
… trained and equipped gemologist to detect. But if you had gem material that is the same chemically, optically and crystal structure as a natural gem, it would be very hard to tell them apart. In gemology we call this a synthetic gem. … bad, fakes, or the curse of a modern society. So a man made synthetic ruby has the same exact chemical formula and crystal structure and optical characteristics as a natural ruby. How can a person tell them apart? I will tell you it is very…
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Gem in the Spotlight: Quartz
… with surprising variety. The most important reason for this variety is that quartz comes in 3 main forms: macrocrystalline, microcrystalline and cryptocrystalline. Within each of these broad categories, the different colors of the gemstone … gems. Quartz seems to have more than its fair share of misnomers. One famous one is “Alaska Diamond” for rock crystal alongside “Herkimer Diamonds” (see below). In recent times, the term “Green Amethyst,” which was commonly used for …
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Gem in the Spotlight: Ruby
… (which is in between). Rubies only occur in the color red which comes from trace amounts of chromium in the crystal structure. If they are too purple or too pink, they are called purple sapphires or pink sapphires, respectively. Since … remarkable gemstone with a long and rich history. From their association with royalty and dragons to their mystical healing properties and beautiful color, there is no denying that rubies have captured the imagination of people for …
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The History of Diamond Cuts
… shape. So, the Romans wore uncut diamonds. One of diamond’s remarkable attributes is that the natural diamond crystal is beautiful without any human modification. Diamonds normally form in the octahedral shape which looks like two pyramids … center facet of a diamond. The creative name for this shape is the Table Cut. By adding more facets to the diamond crystal the single cut diamond was born. The Single Cut diamond is one of the earliest and most basic of cuts. It has an …
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Gem in the Spotlight: Sapphire
… and spiritual enlightenment. It is the birthstone for the month of September. Sapphire has been use as an aide to healing ailments of the eyes. It is also considered a booster for the immune system, protecting the body in general from …, sincerity and tradition, it has been said that when Moses received the Ten Commandments they rested on tablets of sapphires. Marriage partners put great faith in the stone. If its luster dimmed, one knew his or her spouse had been …
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Gem in the Spotlight: Emerald
… their rich green color. The intensity of an emerald’s hue depends on the presence of chromium and vanadium in the crystal structure. Emerald’s Mohs hardness rating is 7.5-8 making it softer than sapphire and harder than amethyst and other …garden) because they look like moss or a garden inside of the stone. These inclusions are tiny fissures, bubbles, or crystals that are visible to the naked eye. These inclusions are not necessarily considered flaws but rather add character …
