Thursday, October 16, 2008

Gemstones Scene Information

Featured Gemological Article

Collecting Prescious And Semi-Prescious Stones


By Lee MacRae


The term gemology refers to the art, profession and science of evaluating and identifying gemstones from natural diamonds to loose gemstones. A number of people taken up gemology as a hobby. They become interested in collecting loose gemstones or loose diamonds. Some people even begin to visit various local locations to hunt for raw or rough gemstones. Some of them will even tumble or finish off the gemstones themselves. If you have an interest in this hobby read along as we show you the different aspects of this hobby.


The very first step in starting the hobby of collecting gemstones the intelligent way is through the power of knowledge. By taking a quick trip to the library or local bookstore you'll find numerous books on gemstones that will help you to know exactly what you should do.


To start with, an important aspect in gemstone evaluation is color. Without a doubt, gemstones are the most intensely colored natural material available on earth. Gemstones are so related to color that they've even become associated with particular ones. Without a doubt you will recognize sapphire blue, ruby red, jade green, aquamarine, emerald green or turquoise. Gemstones become higher in value the closer they come to the natural spectral colors of orange, green, yellow, violet and blue. They are valued much less the farther they are from the natural color.


Stone cut is the second most important factor to look at before buying. The precision of cut determines the amount of light is reflected by the gemstone. It will fully ultimately determine the stones brilliance and how much someone will pay for it.


Next up is the aspect of gemstone clarity. The aspect of clarity refers to internal flaws (inclusions) or the external blemishes of a stone. Normally large flaws can be seen with the unaided eye while others need a 10X magnification.


Gemstones are often categorized according to their size aspect because it is more uniform than carat weight. But two different gemstones may be of the same size but different carat weights and consequently, different pricing structures. This is due to gemstone difference of specific gravity or relative density depending upon the chemical composition and crystalline structure. Normally a one carat brilliant round diamond of typical proportions will be approximately 6.5 mm in diameter. A comparable round brilliant ruby of the same size and proportions will weigh approximately 1.55 carats.


Although gems are frequently used in jewelry, they are a great hobby and pastime as well. In fact, there are many attractive and interesting gems that are just too big or fragile to be used for jewelry. Take each loose gemstone and consider it as a piece of art and value it for its unique nature and vibrant colors. And unlike many hobbies where you have to buy everthing you can actually go hunting for raw gemstones in the field. In the United States in New Jersey you can find Smoky Quartz, Agate, Pearl and Prehnite. And if you travel to Canada you will find nephrite jade in Dease Lake, British Columbia or amazonite (microcline) near Eganville, Onttario as well as black spinel in Burgess and bathhurst Townships in Ontario. Think of collecting gemstones as a great hobby and pastime.


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Gemstones For Sale



Tips About natural fancy colored diamond

In general zircon is transparent to translucent. Impurities cause the various
color. Zircons with a cat's eye effect are known but rare. Some crystals contain
radioactive thorium and uranium. Over time, the radioactivity breaks down the
crystal structure so that such stones (usually green) tend to an amorphous
structure, with a lower refractive index and luster than the crystalline type.
These slightly radioactive zircons are very rare in the trade, but highly prized
by collectors and pose no heath threat to its wearer.
Buy heart loose diamonds today!

The stunning 167.97-carat Mackay Emerald was mined in Muzo, Columbia. The
largest cut emerald in the National Gem Collection, it is set in an Art Deco
diamond and platinum necklace designed by Cartier Inc. In 1931, Clarence H.
Mackay presented the necklace as a wedding gift to his wife, Anna Case, a prima
donna of the New York Metropolitan Opera from 1909 to 1920. The piece was
donated to the Smithsonian Institute by Mrs. Anna Case Mackay in 1984.
Buy diamond naturals today!

natural fancy colored diamond Stories

Tough, yet precious - Gilroy Dispatch

Wed, 15 Oct 2008 22:43:34 GMT

Tough, yet precious
Gilroy Dispatch, CA - Oct 15, 2008
"Fancies" are colored diamonds, which can be found in pink, red, blue, green, amber or black. - Cut: The cut allows a diamond to make the best use of light. ...


Tiny Square Post Earring/gg

Thu, 16 Oct 2008 19:36:44 -0700
Brushed 23kt gold vermeil tiny square post earrings, measuring approximately 1/4''. Also available in brushed sterling silver. Matching necklace available.

the power of celebrity endures - Wire

Thu, 16 Oct 2008 00:23:49 GMT

the power of celebrity endures
Wire, NH - Oct 15, 2008
To the casual viewer, “Pop Politics” can appear as an aptly curated gallery full of brightly colored headshots. But for pondering dawdlers, those willing to ...



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Thursday, August 21, 2008

Gemstones Resources

Gemstone Article Of The Month

The Hobby Of Gemstone Collecting


By Lee MacRae


The term gemology refers to the art, profession and science of evaluating and identifying rocks known as natural diamonds or loose gemstones. A number of people taken up gemology as a hobby. They become interested in collecting and evaluating loose gemstones or loose diamonds. You'll even find some that like to travel to different areas to hunt for raw or rough gemstones. Some even tumble or learn to cut their own gemstones. If this hobby interest you then read along as we reveal the in and outs of gemstone collecting.


At the very beginning you need to read up on the various gemstones available. This will help you to know what you're buying so you buy the right items. Without the proper knowledge you can make costly mistakes.


The chief thing you need to take into account is the color of the stone. You want the stone to be as close in color as possible to the pure spectrum colors. The spectral colors are violet, orange, yellow, green, blue, and red. The prices of very dark are very pale semiprecious and precious stones are less per carat.


The cut of the gemstone is an important aspect to consider when you consider a gemstone's value. The cut has to be done with precision to reflect the light properly. A stone that has a poor cut can't reflect the light consistently over its surface. Color tone, saturation, and hue will always appear inconsistent


The next factor to look at is the clarity of the stone under consideration. This means the stones purity or the lack of internal inclusions, spots, or particles inside the crystal. Without a doubt, zero flaws are hard to find and make your stones very valuable.


Another consideration is the duo of weight and size. Because gemstones can vary greatly in density and specific gravity. Weight and size are not necessarily equal across the board. If you have a diamond that weighs 1.00 carats an equal sized ruby would weigh 1.20 carats instead. An equal sized Emerald would be 0.95 carats while an Alexandrite stone would be about 1.23 carats.


Although gems are frequently used in jewelry, they are a great hobby and pastime as well. In fact, there are many attractive and interesting gems that are too fragile or too large to be used in jewelry. Look at each loose gemstone and think of it as a piece of art, a miniature sculpture to be treasured for its unique nature and vibrant colors. And unlike some hobbies that require you to pay for your specimens you can find your raw materials through field trips In the United States in Pennsylvania you can find Amethyst, Almandite Garnet and Pyrope Garnet, Beryl, Sunstone and Moonstone. And if you travel to Canada you will find opal in the Okanagan, British Columbia or blue spinel from Daillebout, Quebec along with Ammolite, a rare gemstone found only in southern Alberta. Take up gemstone collecting and you won't regret it.


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Gemstones For Sale



Tips About natural diamonds

Alexandrite's color switches between green to red, brown, or mauve in
incadescent light. Alexandrite is quite durable as its hardness rating is 8.5.
Synthetic alexandrite is very common. Shop carefully to make sure you are
getting what you are paying for. Natural alexandrite is uncommon and hard to
find.
Buy Carnelian Agare loose gemstones today!

Emerald is said to effectively reduce skin reddening in an instant. According to
Ayurvedic wisdom, eczema results from overheated liver. This is true especially
in the case of children. Emerald has properties that are capable of cooling down
the liver and reduce the symptoms of itching.
Find great loose diamonds online in our store!

natural diamonds Galore

Double Cube Necklace

Two tiny cubes: sterling silver and 23kt gold vermeil. All sterling silver chain and findings. Necklace measures 16".

Hammered Marquise Earrings w/ Vermeil Disc

Dainty hand hammered sterling silver discs with pink tourmaline accents. All sterling silver earwires and components. Earrings measure 3/8" (about 9.5mm). Also available in larger sizes and 23kt gold vermeil.

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