Jade Gemstone

Exclusive summary about Jade Jewelry Gemstone By Mitch Endick

The mystical jade stone has long captured the mind and spirit of humankind for thousands of years. Though most people associate jade with Asian cultures, both stones are common in the East Asia and among native cultures of South America.

Most people associate jade with a green color palette, though in fact, this stone can be found in variety of colors including pink, red, translucent whites, black and even violet. There are several common methods used for enhancing the color and appearance of these stones.

Jadeite hardness measures 6.5 to 7.0 on the Mohs scale and nephrite measures between 6 and 6.5 - the Mohs scale measures the hardness of metals, minerals, gemstones and crystals on a scale of 1 to 10. There is no cleavage found in jadeite or nephrite.

The crystalline system for both stones is microscopically monoclinic.

Tips on Identifying Genuine Jade

Exclusive summary about Jade Jewelry Gemstone By Renata Lavlor

Two different minerals, Jadeite or nephrite, can make Jade. The clear green variety of Jadeite is known as Imperial Jade.

Nephrite can only produce grayish and mottled green Jade at best and unlike the beautiful Imperial Jade produced from Jadeite.

Jade is a tough gem. Jade can be identified by testing its strength. Jade has specific lustre to it. When you're trying to identify valuable Jade pieces, be aware that the semi-transparent and transparent Jade, are more valuable in the market than the colored ones. Learn the value of the different shades of Jade. Recently, the more popular pieces of Jade are multicolored. The higher quality Jade jewelry includes the more intense shades of green. When identifying genuine Jade and comparing it to fake Jade there are a few other things you should look for.

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Topaz Jewelry Gemstone

Exclusive summary about Topaz Jewelry Gemstone By Mitch Endik

The color of natural topaz stone is most often colorless to yellow but can be treated to achieve many different colors though this stone can often be mistaken for yellow corundum otherwise referred to as sapphire or for citrine.

Topaz was very often confused with peridot stones and all stones that were yellow in color were once referred to as topaz.

Blue stones are the birthstones of the month of December though blue stones do not occur naturally and are the result of a color enhancement process using irradiation.

The ancient Greeks also ascribed an increase in strength to the wearing of this stone. Like many other stones, topaz is thought to ward off physical illness and improve mental health.

If a brown stone contains chromium the color can be changed to pink or violet when heated. Stones that have been exposed to a process of irradiation turn blue.

The Many Beautiful Colors of Topaz

Exclusive summary about Color of Topaz By Corinne Waldon

Topaz naturally comes in many different colors. The most recognized color of topaz is an amber or gold color, with highlights of peach, tans, browns or shades of orange. The largest topaz is the Braganza topaz. Heating some shades of pink topaz will remove the orange color and will leave a lavender colored gem.

Brown, red, dark pink, yellow, orange and sherry colored topaz are found naturally in Brazil and Sri Lanka. Pale topaz can be irradiated in a lab to create a blue topaz. The pale topaz needed to make a blue topaz is found in Sri Lanka, China, Brazil and Nigeria.

In 1998, gemologists began surface-enhancing pale topaz to create a green topaz. This topaz ranges in color from a leaf green to an emerald green.

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