Results for: askgemcat

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What is the difference between saltwater and freshwater pearls?

Saltwater pearls are usually larger than freshwater pearls and are found in oysters in the ocean and other bodies of saltwater around the world. Some...

How do you attach beads to "illusion" cord?

Place a drop of on the cord where you want to place the bead, string the bead and then slide the bead down to its position on the cord. Let the bead...

Is the color on dyed pearls permanent?

The dyes used to color pearls can fade over time. Because pearls are porous, they often absorb human oils, makeup and perfume, which can stain and...

How many inches long should I make bracelets?

The standard adult-sized bracelet is approximately 7 inches for women and 8 inches for men. If you don't know the wrist size of the person you are...

What are irradiated pearls?

Gamma ray irradiation darkens the nucleus and results in darker pearls, sometimes dark enough to resemble natural-color black South Sea pearls. The...

What's the history of pearls?

It is believed by some that an ancient fish-eating tribe, perhaps along the coast of India, initially appreciated the shape and luster of saltwater...

How should I care for my pearl jewelry?

Store pearls in a soft cloth pouch or wrap them in a soft cloth. Pearls are a soft gemstone material and should be treated delicately; they require...

I have some opals stored in glycerine oil. They have been in oil since the 1930s. Must they stay in the oil or can I put them in cage bails?

Since these ''floating opals'' have been stored this way for so long you may find removing them from the oil will not give you the same appeal as...

Can you please tell me how to test jade to see if it's real jade? Thanks!

There are many types of jade and each type has different properties. Unless you are a trained gemologist, take your jade to a reputable jeweler for...

I have a long amethyst necklace and I'm curious to know the approximate value. What do you suggest as far as selling these beads? Thank you kindly.

The value of a gemstone is largely based on its grade and there are a lot of steps that go into grading a gemstone. Each step of the grading process...

Where can I buy replacement parts for vintage costume jewelry, like the colored rhinestones they used to have?

If you're looking for the faceted ''gemstone shape,'' you can't go wrong with . They're available in a wide variety of colors and...

I have some flat round stones that are pink with yellowish green inclusion. My bead store had them marked as Rhyolite but I can't find pictures of that stone that support that.

Rhyolite gemstones are typically a mix of green, cream and brown colors. The stone that you are describing sounds more like a Rhodonite, which is...

I have a pretty rose cabochon with petals that can't be set in a bezel. Should I wire wrap it - if so, how do I do this? Thank you,

Wiring up the rose cabochon is a great option but the wire may show between the layers of the carved rose cabochon. To keep the face of the cabochon...

How does chalk turquoise differ from "regular" turquoise? Is it manmade and if so, how? Is it less valuable than other types of turquoise?

Chalk turquoise is a form of natural turquoise that has a white chalk-like consistency. It has the same chemical composition as turquoise, only...

I bought a strand of gemstones from a seller overseas. They are very pretty and I want to make sure they are what was advertised. Is there a way to determine a true quality gem from a very convincing knock-off?- Holly

The American Gem Traders Association would be the regulatory agency to contact. They may be able to guide you in locating a local appraiser for your...

What tools should I use to stretch the Sterling silver bezel for a cabochon that has fallen out of it's setting? Which tool do I use to get the bezel down around the stone again?

You may not need to stretch the bezel. It is most likely that some stretching has already occurred and is what led to the stone falling out. The...

Are the value and quality of your gemstones comparable to that in jewelry stores that sell finished products?

Precious gemstones are graded by alphabet letters for the quality of the stone. This grading system is regulated by the American Gem Trade...

I'm interested in learning more about how pearls are graded. As far as pearl quality goes, what's good and what's not?

The best pearls are those with uniform shape, the true rounds being rare and therefore one of the most valuable. The most valuable cultured...

I have a heart-shaped turquoise pendant with a hole in the top that is only about 1/4 inch deep. How can I use this pendant?

A pendant bail with a peg is the perfect finding for the job. The peg is designed to be glued into a half-drilled bead, like yours, and the bail...

I was wondering if there is anything that can be done to snow quartz to make it not break so easily?

There is nothing you can add to the surface of the stone, but you can create the jewelry in a way that will help protect the stone from damage when...

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