What are the different grades of tanzanite?

How can you tell a good tanzanite stone

Real tanzanites typically exhibit a blue hue with a tinge of purple, but under incandescent light, the gem will appear more purple and may even show some red or pink flashes. As a result, to verify its authenticity, look at the jewel in natural light and then under incandescent light.

What color should a good tanzanite be

Rich royal blues or vibrant violets to paler shades of violet are the predominant colors of high-quality tanzanites.

What does D block tanzanite mean

D Block refers to one of the four blocks into which it was divided by the Tanzanian government. Legend has it that D Block is responsible for producing the finest tanzanite. The only tanzanite deposit on our planet barely covers eight square miles.

Does GIA grade tanzanite

Tanzanite is evaluated but not graded by GIA. A GIA Colored Stone Identification Report evaluates weight, measurements, shape, cutting style, and color of any polished, rough, mounted, or loose material. It also determines whether the stone is natural or lab-grown.

How are tanzanite stones graded

Clarity grades are given in accordance with the coloured stone grading system for Type I, Type II, and Type III gemstones, and range from IF (Internally Flawless) to I3 (Included). Tanzanite Reports The commonly used “A” system has been applied with AnchorCert grades ranging from “A” for Pale to “AAAA” for Vivid.

What does AAAA mean in gemstones

Natural AAAA gemstones are among the top 10% of gemstones in terms of quality; they have a rich green color, are moderately to slightly included, and have a high degree of brilliance, making them comparable to those used by upscale jewelry stores on 5th Avenue or Rodeo Drive.May 21, 2014

Is tanzanite a good investment

It is one of the worlds rarest gems, found only in one place – a small area at the foothills of Mount Kilimanjaro in Tanzania called Merelani. Tanzanite has a unique niche that makes it very attractive for investment, and its rarity and exclusivity makes tanzanite and tanzanite jewelry excellent investment options.

Why does my tanzanite look purple

Tanzanite is a trichroic gem, meaning it can appear different colors depending on the angle from which it is viewed, such as blue, violet, purple, bronze, or even gray. This unusual gemological property is known as pleochroism.

How much is tanzanite worth today

The price per carat for AAA Tanzanite with deep colors ranges from $200 to $350 for 1ct, $400 to 550 for 2ct, and $500 to $675 for 3ct and larger.

What is blue Wing tanzanite

The color of tanzanite can range from a very bright, intense blue to an intense violetish blue with red flashes of pleochroic color coming from within the stone. Because of the gems strong pleochroism, fashioned examples usually display a combination of both blue and violet colors in a wide range of tones.

What is eye clean tanzanite

Any tanzanite with eye-visible inclusions should be sold at a significant discount since the highest clarity grade awarded to a colored stone by the GIA is “eye clean,” also known as “flawless,” which requires the tanzanite to have no inclusions visible to the naked eye.

Is tanzanite better than diamonds

However, the cut of the gemstone is very important here, as a high-quality cut can offer a lot more sparkle and clarity to a gem than a poor cut. In the brilliance battle, the diamond wins once more because it has more sparkle and higher clarity than tanzanite.

Does tanzanite get cloudy

Use Warm Soapy Water The best way to clean cloudy tanzanite jewelry is to soak it in warm soapy water for 20 to 30 minutes, then gently rub the stone with a clean, soft cloth while wiping away any excess water.Sep 11, 2018

Are all tanzanite stones heat treated

The process is universal to the gemstone and in no way affects the value of the stone. Some pieces of tanzanite are partially heated in the ground and are mined already with some blue, but these are generally heated anyway to remove any residual brown.

Is tanzanite a real diamond

All of the worlds tanzanite is mined from a single area in Tanzania, which is only 8 square miles (20 square kilometers), close to Mount Kilimanjaro. If rarity increases a gemstones value, tanzanite might be prized for that fact alone.

What is natural tanzanite

The 1960s saw the discovery of tanzanite, a trichoic stone that reflects a variety of hues from pale blues or lilacs to deep indigos and violets. Tiffany & Co. named it after Tanzania and hailed it as the most exquisite stone to be found in the last 2,000 years.Dec 20, 2013