Tanzanite FAQs
GENERAL INFORMATION & FORMATION
What is Tanzanite Gemstone?
What is a Tanzanite stone?
- It’s a gem-quality version of zoisite, with trichroic properties. Often heat-treated to bring out its rich blue.
What is the difference between Tanzanite and Zoisite?
- Tanzanite is a vibrant, gem-quality variety of zoisite, enhanced by heat.
What is the difference between Tanzanite earrings and other gemstone earrings?
What is the best gemstone between gold, diamond and Tanzanite?
- Diamonds offer durability, Tanzanite gives unique color. Gold isn’t a gemstone but complements both beautifully.
What geologic conditions enabled the creation of Tanzanite?
- Formed by extreme geological heat and pressure in East Africa—making it geologically fascinating and collectible.
Why are Tanzanite gemstones blue?
- Natural trace vanadium + heat treatment brings out the blue-violet hue.
What is special about Tanzanite?
- One-source origin, strong color shift, metaphysical symbolism—makes it a top gem at SuperJeweler.
RARITY, VALUE & MARKET
Why is tanzanite more expensive than other gems like emeralds or rubies?
- While not always more expensive, its single-source rarity adds unique value compared to emeralds or rubies.
Why is Tanzanite so cheap?
- It's often more affordable due to lower awareness and softness, but value is increasing as mines deplete.
Is Tanzanite really as rare as they say?
- Yes—only found in a 4km stretch in Tanzania.
A gemologist told me that Tanzanite will run out someday. Is it true?
- It’s likely. Forecasts suggest mining may end in the next 20–30 years.
In 20–30 years, how rare will Tanzanite be?
- Significantly rarer, increasing investment value.
Does a Tanzanite gemstone have a resale value?
TANZANITE VS. OTHER GEMS
Is Tanzanite more expensive than sapphire?
- Generally no, but some fine tanzanites can match sapphire prices.
Which stone is best for a lady—diamonds or Tanzanite?
- Depends on taste. Diamonds for classic elegance, Tanzanite for color and rarity.
Is Tanzanite better than sapphire?
Which is more valuable: diamonds or Tanzanite?
- Diamonds are costlier but Tanzanite is rarer.
Are lapis lazuli and tanzanite the same gemstone?
- No. Lapis is opaque and ancient, Tanzanite is clear and modern.
Is Tanzanite rarer than sapphire?
- Yes, geographically rarer.
Which is more valuable: emerald, ruby, sapphire or Tanzanite?
- High-quality ruby or sapphire often commands higher prices; Tanzanite is rising in value.
What is the difference between iolite and tanzanite both visually and chemically?
- Iolite is darker, less vivid. Tanzanite has richer hues and more market appeal.
How can one distinguish between real sapphires and Tanzanites?
- Tanzanite has stronger trichroism. Labs like GIA can help. SuperJeweler sells only genuine stones.
JEWELRY & WEARABILITY
Is a Tanzanite ring tacky for an engagement ring?
How about a Tanzanite ring? Can we wear them every day?
- Yes, with care. Avoid harsh impacts.
Can you shower with Tanzanite jewelry?
- It’s best to avoid it. Soap can cloud the stone.
How to clean Tanzanite rings or jewelry?
- Use mild soap, soft brush, and warm water. Avoid ultrasonic cleaners. See our Jewelry Care Guide.
GEMOLOGICAL & AUTHENTICITY
What color should a Tanzanite gemstone be?
- Violet-blue to deep blue. More vivid = higher value.
How to ensure that you get a good quality Tanzanite stone?
- Buy from certified retailers like SuperJeweler. Look for trichroism and vivid hue.
Since Diamonds can be lab grown, why can't Tanzanite be lab created?
- The geological complexity of Tanzanite’s formation hasn’t been replicated.
Why is there no lab-created Tanzanite?
- Its natural formation is hard to mimic. No synthetic Tanzanite is commercially available.