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Gemstone Jewelry History

Posted by David Miller | Gemstone | Tuesday 29 September 2009 1:58 am

Since ancient times, colored stones have been thought to possess innate magical powers and the ability to endow the wearer with certain attributes. According to legend, emeralds are good for the eyes; yellow stones cure jaundice; red stones stop the flow of blood. At one time it was believed that a ruby worn by a man indicated command, nobility, lordship, and vengeance; worn by a woman, however, it indicated pride, obstinacy, haughtiness. A blue sapphire worn by a man indicated wisdom, and high and magnanimous thoughts; on a woman, jealousy in love, politeness, and vigilance. The emerald signified for a man joyousness, transitory hope, and the decline of friendship; for woman, unfounded ambition, childish delight, and change.

Colored gems, because of the magical powers associated with them, achieved extensive use as talismans and amulets; as predictors of the future; as therapeutic aids; and as essential elements to many religious practices-pagan, Hebrew, and Christian.”

Natural gemstones are found in nature. Laboratory-created stones, as the name implies, are made in the laboratory. These stones, which also are referred to as laboratory-grown, {name of manufacturer} – created, or synthetic, have essentially the same chemical, physical and visual properties as natural gemstones. Laboratory-created stones do not have the rarity of naturally colored stones and they are less expensive than naturally mined stones. By contrast, imitation stones look like natural stones in appearance only, and may be glass, plastic, or less costly stones. Laboratory-created and imitation stones should be clearly identified as such.

Gemstones may be measured by weight, size, or both. The basic unit for weighing gemstones is the carat, which is equal to one-fifth 91/5th) of a gram. Carats are divided into 100 units called points. For example, a half-carat gemstone would weigh .50 carats or 50 points. When gemstones are measured by dimensions, the size is expressed in millimeters (for example, 7×5 millimeters).

Gemstone treatments or enhancements refer to the way some gems are treated to improve their appearance or durability, or even change their color. Many gemstones are treated in some way. The effects of some treatments may lessen or change over time and some treated stones may require special care. Some enhancements also affect the value of a stone, when measured against a comparable untreated stone.

Jewelers should tell you whether the gemstone you’re considering has been treated when: the treatment is not permanent; the treated stone requires special care; or the treatment significantly affects the value of the gemstone.

Some common treatments that you may be told about and their effects include:

* Heating can lighten, darken or change the color of some gems, or improve a gemstone’s clarity.

* Irradiation can add more color to colored diamonds, certain other gemstones and pearls.

* Impregnating some gems with colorless oils, wax or resins makes a variety of imperfections less visible and can improve the gemstones’ clarity and appearance.

* Fracture filling hides cracks or fractures in gems by injecting colorless plastic or glass into the cracks and improves the gemstones’ appearance and durability.

* Diffusion treatment adds color to the surface of colorless gems; the center of the stone remains colorless.

* Dyeing adds color and improves color uniformity in some gemstones and pearls.

* Bleaching lightens and whitens dome gems, Including jade and pearls.

In this day and age, gemstones are generally worn for their natural beauty or as a fashion statement, but there are many that “buy-in” to the mythical and mystical symbolisms of gems as well. Whatever a persons reason, the world of gems today offers an almost endless choice. Many new gems have been discovered and are widely available in reds, blues, greens and many unusual shades as well.

Knowing About Memory Wire Jewelry

Posted by Andy Johnson | General | Tuesday 18 August 2009 10:07 pm

Memory wire is flexible wire that springs back to it’s original form when not stretched – kind of like a slinky. It comes in necklace, bracelet and ring sizes. You simply cut off a section to the size you want and string on beads!

Of course, the first step (and the most fun) is to decide on the beads! Some people are inspired by artisan made lampwork beads, others by gemstones beads and still others by the vast array of crystal beads. Some like to use all of the above in their beaded jewelry designs! You are only limited by your own imagination and there is no “wrong” combination of beads so choose the beads that “speak” to you and incorporate them into your design.

To make beaded jewelry using memory wire, you will need:

1. A tool that cuts the memory wire (can be found in any bead supply store – don’t use regular wire cutters as you will soon ruin them!)
2. The memory wire (sold in packages where you can get 2 or 3 pieces of jewelry out of each package)
3. Needle nose pliers
4. The beads!

Step 1 – Cut the memory wire to size. For a bracelet or ring, decide how many times you want it to wrap around your wrist or finger – wrap the wire right around your own wrist and cut to size. A necklace can only go around your neck once (well, you could probably make it to wrap around a couple times but I think it would be hard to get on and off). You want to size it so that the ends overlap a bit.

Step 2 – Now you need to close up one end so that the beads don’t slide off. Take the tip of your needle nose pliers and place them right at the very end of the wire. Now take the wire in your other hand and bend it around the pliers. The wire is pretty hard, so this might be difficult and yoy may have a hard time with this at first. Try practicing on some smaller pieces first until you can make a perfect little loop. Make sure the loop is closed off so no beads can escape. Don’t worry – if you screw up you can just cut off the end and try again! You want the loop to be as small as possible so it doesn’t detract from our design

Some people also glue on little silver end cap beads. While this looks a bit better, you run the risk of the glue not holding and all your beads sliding off. This happened to me once and is why I use the loop method. To make the loops look a bit snazzier, I just dangle a bead from them!

Step 3 – String the beads! If you are making a necklace that has a certain design or focal piece in the middle, you will have to be careful to space the beads exactly so that they are symmetrical and the focal piece is in the exact middle.

Step 4 – Close the other end. Using the method in step 2, close up the other end and you are done!

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