FREQUENTLY ASKED QUESTIONS

Is Tanzanite a precious gemstone?

Absolutely! Traditionally, a gemstone must have three important traits to be classified as precious: beauty, rarity and durability. Tanzanite possesses beauty, durability and is at least one thousand times rarer than a diamond. Therefore Tanzanite is precious in every sense of the word.

How durable is Tanzanite?

Tanzanite has a similar hardness to an Emerald, but is less brittle. In order to preserve its beauty, simple precautions should be taken. Tanzanite is ideally suited for wear in dress rings, earrings and necklaces. If you're an active person, consider jewellery that won't be exposed to as many bumps such as pendants or earrings.

Will Tanzanite ever be found in another part of the world?

Comprehensive geological research has indicated the chances of finding Tanzanite in another part of the world is less than a million to one.

How do I know my Tanzanite is genuine?

Look for Tanzanite Foundation’s Mark of Rarity, your assurance of rarity, quality and distinction. It is also your guarantee that the Tanzanite you are purchasing has followed the ethical route to market. 

Blue or violet Tanzanite?

This choice is a matter of personal preference. Tanzanite in all its shades continue to enchant discerning jewellery buyers seeking exceptional beauty and distinction.

Are there synthetics or imitations?

To date, Tanzanite has not been created synthetically. The most common imitation is blue-violet glass.

Is Tanzanite heat treated?

It should be assumed that all Tanzanite is gently heated. This can occur naturally in the earth (from volcanic activity or wild fires), or through mild heating in the production process. This is considered a natural enhancement, which is permanent and stable. It is merely a continuation of what Mother Nature started.

Is Tanzanite a good investment?

Tanzanite is regarded as a 'blue-chip' investment due to its rarity and value. We are living during what has become known as the 'Tanzanite Generation', where it is still possible to be a first time owner of a faceted tanzanite gemstone. This stones ever increasing desirability and single supply area makes it one of the surest gem investments of our time.

How big is the worlds largest Tanzanite?

It is a single large crystal of 16,839 carats, well over three kilograms (more than six pounds). It has been named “The Mawenzi” after Kilimanjaro’s second highest peak.

Mined by TanzaniteOne Limited, the precious stone was found 270 meters (885 feet) underground at a mine in Mirelani (in Tanzania's northern Manyara region near Mount Kilimanjaro). The famous find measured 220 x 80 x 70 millimeters (8.6 x 3 x 2.7 inches).