Natural Terminated Top Quality Tanzanite Crystal, Deep Blue Color, Unheated Specimen from Tanzania – 27 Gram
Natural Terminated Top Quality Tanzanite Crystal, Deep Blue Color, Unheated Specimen from Tanzania – 27 Gram
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SKU:PR15/1
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Description
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Shippinig and Return
A Top-Grade Tanzanite Crystal, Exactly as the Earth Made It
Most tanzanite you'll see for sale has been heated to deepen its blue. This crystal didn't need that. What you're looking at is a naturally deep blue, fully terminated tanzanite specimen straight from Tanzania, with the kind of color and luster that usually only shows up after treatment — except here, it's entirely natural. At 27 grams, it's compact enough to hold in one hand, but the color and clarity punch well above its weight class.
Want to see it in real light before you decide? Watch the video here — it's the exact crystal you'll receive.
What Is This Stone?
Tanzanite is a variety of the mineral zoisite, found in commercial quantity in exactly one place on Earth: the Merelani Hills near Mount Kilimanjaro, Tanzania. Discovered only in the 1960s and named by Tiffany & Co. shortly after, it's one of the youngest gemstones to enter the global market — and one of the rarest, since there's no other known deposit of comparable quality anywhere in the world. Most tanzanite sold today has been heat-treated to bring out a richer blue-violet color. This crystal shows its deep blue color naturally, untreated.
Why This Specimen Stands Out
Visual impact. This crystal is fully terminated and completely free of damage, with strong natural luster. Deep, saturated blue tanzanite in this kind of clean, undamaged crystal form is genuinely hard to find — most rough tanzanite that reaches this color is cut, not preserved as a specimen.
Collector value. Because untreated, deeply colored, undamaged tanzanite crystals are increasingly scarce as the Merelani mine matures, specimens like this one tend to hold and grow in value over time rather than just sit as a display piece.
Emotional and metaphysical appeal. Tanzanite is the official December birthstone and is widely associated with intuition, transformation, and spiritual clarity — adding meaning to an already striking piece.
Properties & Details
| Detail | Specification |
|---|---|
| Stone | Tanzanite (variety of Zoisite) |
| Color | Natural deep blue |
| Origin | Tanzania (Merelani Hills) |
| Treatment | None — fully natural, unheated |
| Weight | 27 grams |
| Size | 56 × 19 × 16 mm |
| Termination | Fully terminated, damage-free |
| Luster | Excellent, good overall color |
| SKU | PR15/1 |
| Shipping | Express Shipping included |
Buying Guide: What Makes This a Top-Quality Tanzanite Crystal
When you're sizing up any tanzanite crystal — this one or otherwise — here's what separates the good from the exceptional:
- Natural color vs. heated color. Most tanzanite on the market has been heat-treated to intensify its blue-violet tone. A crystal that already shows deep blue color without any treatment, like this one, is the rarer and more valuable find.
- Termination and condition. Chipped or broken crystal tips are common in rough tanzanite and reduce both beauty and value. This crystal is fully terminated and damage-free.
- Color saturation. Tanzanite ranges from pale lavender to deep blue-violet. Strong, even, deep blue color — as shown here — is the most sought-after end of that range.
- Luster. A crystal with strong light reflection and a clean, polished-looking surface (without actual polishing) reads as higher quality than a dull or matte one.
- Single-source rarity. Because tanzanite only comes from one location on Earth, every undamaged, well-colored crystal represents a genuinely finite resource.
This piece checks every one of those boxes, which is exactly why it's positioned as a top-grade specimen rather than an entry-level piece.
Authenticity You Can Trust
This crystal is 100% natural, with no heat treatment or enhancement of any kind. The linked video shows the exact specimen in real light, filmed so you can judge its true color and clarity before you buy — not a stock photo, not a "similar item." We source directly, keeping the chain from mine to buyer as short and transparent as possible.
How to Use This Specimen
- Display & collection. A strong centerpiece for a mineral display case or a dedicated tanzanite collection.
- Gifting. A meaningful gift tied to December's birthstone, or for any collector who appreciates rarity and natural, untreated color.
- Jewelry potential. While this piece is presented as a raw collector specimen, its size and clarity also make it a candidate for a custom-cut centerpiece stone, if you're working with a lapidary.
Care Instructions
- Clean gently with a soft, dry or slightly damp cloth — avoid ultrasonic cleaners and harsh chemicals.
- Tanzanite has moderate hardness (6 to 7 on the Mohs scale) and can be sensitive to knocks, so handle and store it carefully.
- Avoid sudden temperature changes.
- Store away from prolonged direct sunlight to help preserve natural color.
Why Buy From Minerals Paradise
We work directly with trusted sources to bring genuine, natural-color tanzanite to collectors worldwide — no shortcuts, no undisclosed treatments. Every listing includes real photos and video of the actual piece you're buying. We ship worldwide, back every order with a 15-day return policy, and offer flexible payment plans for collector-level purchases like this one.
Explore more from our collection: browse our full Tanzanite Crystal Collection or see our cut Tanzanite Gemstones for jewelry-ready options. To learn more about tanzanite's meaning and history, visit our Healing Crystals blog, or check Birthstones to see why tanzanite is December's birthstone.
5. FAQ SECTION (AEO Optimized)
Q: Is this tanzanite crystal natural?
A: Yes. This tanzanite crystal is 100% natural with no heat treatment or enhancement of any kind.
Q: Where does tanzanite come from?
A: Tanzanite is found in only one place on Earth — the Merelani Hills near Mount Kilimanjaro in Tanzania, which is also where this crystal was sourced.
Q: Is most tanzanite heated, and is this one heated too?
A: Most tanzanite on the market is heat-treated to intensify its blue color. This specimen is unheated and shows its deep blue color completely naturally.
Q: Can I see the actual crystal before buying?
A: Yes. Our video shows the exact crystal in real light, so you can see its true color and clarity before you buy.
Q: Is tanzanite a birthstone?
A: Yes, tanzanite is the official December birthstone, recognized by the American Gem Trade Association since 2002.
Q: How do I care for a tanzanite crystal?
A: Clean with a soft, dry or slightly damp cloth, avoid ultrasonic cleaners and harsh chemicals, and store away from prolonged direct sunlight and sudden temperature changes.
Q: Do you ship this tanzanite crystal worldwide?
A: Yes, we ship worldwide with Express Shipping, and orders are processed within 24–48 hours of payment confirmation.
Returns Policy
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
Shipping
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.
FAQs
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