Just sold
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Stone properties
Macrocrystalline silica forming in pegmatites and hydrothermal cavities. Coloration arises from trace iron, aluminum, or oriented inclusions.
The lot
A hand-graded cabochon of red rutilated quartz from Novo Horizonte, Bahia, Brazil, calibrated to the 16–31 mm working range. Sold as a single piece, weighed in carats, treatments disclosed.
Origin: Novo Horizonte, Bahia, Brazil.
Format: One specific cabochon, weighing approximately 26 ct, hand-graded from a parent lot of 1666 ct. Each stone is similar in size and grade; you receive one cab matched to the listing.
Size: 16–31 mm.
Weight: ~26 ct per piece.
Treatment: None. 100% natural, untreated material. Disclosed on every listing — that's the Atlas standard.
Cabochon settings, lapidary work, or studio display. Durable (Mohs 7).
Hand-graded in our US studio. Treatments disclosed on every listing, no exceptions. Shipped insured from the US since 1995. Returns within 14 days if the stone in hand doesn't match the listing.
Shipping & returns
Common questions
No. This Red Rutilated Quartz is 100% natural with no heat, diffusion, dyeing, or fracture-filling treatment. We disclose treatment on every listing without exception — when it says "untreated," it is.
This piece is from Novo Horizonte, Bahia, Brazil.When we know the specific city or mine, we tag it on every listing. When the supplier chain is generalized, we mark it "most likely from" rather than fabricate a precise origin.
Yes. GIA certification is available as a $95 add-on after checkout. Request it once your order ships — we'll send the stone to GIA on your behalf and forward the certificate when it arrives (typically 3–4 weeks).
Every stone comes with a 30-day inspection window. If the stone doesn't match the listing or you simply don't love it, return it within 30 days of delivery for a full refund. We cover return shipping. No restocking fees, no questions.
Orders ship from the US within 1–2 business days. Domestic US delivery is typically 2–5 business days via USPS Priority or UPS Ground, tracked end-to-end and insured for the full declared value. International shipping is available at checkout.
Listed size for this piece: 16–31 mm. Listed weight: 26 ct ct. All sizes and weights are hand-measured. If a stone arrives outside the listed tolerance, return it within 30 days for a full refund.
Yes. Use the "Ask the Atlas desk" button on this page to request additional photos under daylight, lamp light, or any specific condition. We typically reply within one business day with photos attached.
For working jewelers and lapidary studios placing recurring orders, contact us through the Atlas desk to discuss volume pricing. For one-off custom commissions, the listed prices already reflect hand-graded quality at a fair retail tier.
4.9 out of 5
28 verified buyers
What buyers say
Henrik
Vancouver Canada
Real natural inclusions, just like the listing said
Matteo
Lisbon Portugal
Compared this to two others I bought from competitors. Clearly better saturation. Stone Atlas is now my go-to
Rohan
Bangkok Thailand
Tracking notifications were perfect. Always knew where my order was
Nour
Burlington VT
Used this for a lapidary class — perfect for what we needed
Mia
Iowa City IA
Beautiful stone. Treatment was disclosed up front, exactly as the listing said. That kind of honesty is rare in this trade
Owen
Rome Italy
Photos don't do this justice. Even better in hand
Iris
Hong Kong
Beautiful. Will order again
Niels
Brooklyn NY
Stone is exactly the size and weight described
Arjun
Berkeley CA
Beautiful color in natural light. Lamp light brings out a different character
Omar
Berlin Germany
Arrived faster than expected, tracked the whole way. The kraft box with the wax seal is a beautiful touch
Daniel
Tokyo Japan
Atlas standard is real. Treatment honesty matters
Amelia
Cape Town South Africa
Set this into a pendant for my partner. They love it
Asher
Carmel CA
Beautiful piece. Couldn't be happier
Soren
Dublin Ireland
The shipping was insured and tracked end-to-end. Felt safe ordering
Mei
Oslo Norway
Bought this for a custom ring setting. The depth of color is gorgeous and the size is perfect
Valentina
Tel Aviv Israel
Will be back for more. Quality is consistent
Sarah
Sedona AZ
My third order from the Atlas. Consistency is excellent
Mason
Montréal Canada
Worth every dollar. Real natural stone, no funny business
Maya
Amsterdam Netherlands
Origin was tagged to the city. Appreciate that level of provenance detail
Eleni
Sydney Australia
I've ordered from a lot of online gemstone dealers — this is the first time the stone matched the listing photo
Aiko
Boulder CO
Highly recommend
Diego
Lexington KY
Smaller than I imagined but quality is high — exactly as listed
Adwoa
Florence Italy
Fast shipping, beautiful packaging, accurate listing. What more can you ask
Ava
Taipei Taiwan
Bought as a 10-year anniversary gift. Stunning
Wyatt
Asheville NC
The 30-day inspection window made me comfortable ordering at this price point. Didn't need to use it
Pieter
Park City UT
Exactly what I needed for my project
Giulia
Munich Germany
Working on a custom necklace; this is the centerpiece
Carlos
Kyoto Japan
Lovely stone, lovely service. I'll order again
Recently viewed
The Atlas standard
Five things we promise on the listing, in the package, and after the sale — every time.
Earth-mined. Never lab-grown, never synthetic, never simulated. The only kind of stone we sell — without exception, since 1995.
Country and city when we know it. “Most likely from” when the chain is generalized. Never invented.
Heat, diffusion, dyeing, fracture-filling — declared on every listing. Or marked untreated, when we can confirm it.
Hold every stone in your own light. Return for any reason, free. No questions, no restocking fee. We pay the shipping.
From the US, end-to-end tracked, fully insured to your door. 1–2 days to pack, 2–5 in transit. GIA certification on request.
Just sold
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