The deeper the colour, the more valuable the gemstone, and has been established that consumers naturally gravitate towards gemstones of deeper colours. Tanzanite gemstones of intense colour are more valuable because they occur much more rarely in nature.
Tanzanite gems with a strong-to-vivid blue, purplish blue and violetish blue color are the most valuable.
Natural purple and blue Tanzanite is the most valuable as most Tanzanite is heated. Next to that, the most desired color is violet blue. Lighter blues and purples are more common and considered less valuable.
Pink Tanzanite (or Pink Zoisite, to give it its scientific name) is the rarest of all Tanzanites. It is very seldom mined or seen and fine pieces are hard to get. The cause of color in Pink Tanzanite is thought to be trace elements of Manganese as opposed to Vanadium which colors the blue variety of Zoisite.
AA – The standard jewelry grade of Tanzanite. Still very blue to violet in color, the trichroic properties are not as high as those seen in 'AAA. ' This grade comprises about 20 to 30 percent. This grade may also be called Premium.
Therefore, to check its authenticity, view the jewel in natural light and then place it under incandescent light. In natural light, real tanzanites usually showcase a blue hue with a tinge of purple. Under incandescent light, however, the gem will appear more purple and may even display some red or pink flashes.
Tanzanite Reports
The commonly used 'A' system has been applied with AnchorCert grades ranging from 'A' for Pale to 'AAAA' for Vivid. Clarity grades are given according to the coloured stone grading system for Type I, Type II and Type III gemstones. These grades range from IF (Internally Flawless) to I3 (Included).
With steady demand for the gem in the US, India, and China, the price for new and used tanzanite in the coming decades is sure to rise. Current tanzanite value can reach up to $700 for a 2 carat stone of the finest quality.
Tanzanite owes much of its beauty to an unusual gemological property called pleochroism, the ability to exhibit more than one color. When viewed from different directions, tanzanite can look blue, violet, purple, bronze or even gray. This is because Tanzanite is a trichroic gem.
Top-grade fine Tanzanites are becoming increasingly rare, thus their value is highly interlinked with rarity. The finer the color, cut, or clarity of the stone, the higher the price.
The supply of tanzanite is finite. Geologists estimate that the source will be depleted in a decade or so.
Tanzanite is one of the many exotic semi-precious gemstones, which also happens to be extremely rare in the world.
Any choice of metal will play beautifully against a gorgeous tanzanite centre stone. Cooler toned metals such as silver, platinum or white gold create a dramatic and icy look, magnificently contrasting against tanzanite's blue shades to enhance its colour.
Diamonds are on top of the gemstone hierarchy whereas tanzanite is somewhere down below. It's not just that it is so much less durable than a diamond and that it does not offer the brilliance, sparkle, or clarity of a diamond; it's everything combined.
Tanzanite has a very similar color to sapphire, and they can often be confused for one another. They are the two most popular blue gemstones, and both are rarer than a diamond.
In its original form, dark blue, brown-yellow, and red-purple can be seen in the same stone. After cutting, tanzanite is routinely heated to achieve its rich violet-blue color. This treatment is fully accepted in the trade, is permanent, and no fading will occur.
The other blocks are occupied and exploited by an assortment of medium and small, independent, and artisanal miners. With little in the way of capital investments or even general overhead, these miners are able to flood the market with cheap gemstones and depress the overall price for tanzanite.
For some wearers, tanzanite may cause lethargy, which makes sense considering all the life-changing revelations you may experience. A side effect of the healing process is that tanzanite can bring up repressed feelings, emotions, and memories that the wearer might not be ready for.
Hardness & Wearability
Featuring a hardness rating between 6 to 7 on the Mohs scale, tanzanite is a relatively soft stone, so it's not advised for everyday wear but ideal for showcasing its bold hues on special occasions.
Described as 'a geological phenomenon', tanzanite is 1,000 times more rare than diamonds. Tanzanite jewellery is extremely valuable and coveted, both for the gem's rarity, as well as its beauty.
As such, blue sapphires are much more expensive than tanzanites. Tanzanites are generally more expensive than other blue gems like aquamarine or blue topaz. However, they are considerably cheaper than blue sapphires.
A: Due to the fact that tanzanite is only found in one place in the world and is formed as the result of a rare geological phenomenon, most estimates are that there is enough tanzanite in the ground to last for another 10-12 years.
The deeper the colour, the more valuable the gemstone, and has been established that consumers naturally gravitate towards gemstones of deeper colours. Tanzanite gemstones of intense colour are more valuable because they occur much more rarely in nature.
When viewed with the naked eye, a tanzanite will most likely appear to have no visible flaws, but with a 10X loupe the natural inclusions will be visible. If a tanzanite appears without any inclusions underneath the scope, chances the gemstone is fake.
"AAA" Quality is the highest grade of quality. It holds a deep concentration of all three hues of colors. You will see a strong intense mixture of blue and violet hues with a slight reddish tone. This is a visible mixture of colors not comparable to any gem in the world.