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MAHENGE SPINELS
Mahenge is the name of a locality in central Tanzania, in the Morogoro region, that has become in just a few years one of the most sought-after addresses in the world of coloured gemstones. The discovery, in 2007, of exceptional…
Learn more — Mahenge Spinel
Mahenge is the name of a locality in central Tanzania, in the Morogoro region, that has become in just a few years one of the most sought-after addresses in the world of coloured gemstones. The discovery, in 2007, of exceptional crystals at the neighbouring Ipanko deposit revealed spinels of an intense, luminous — almost neon — pink that connoisseurs have since simply called "Mahenge". This singular saturation, carried by fine traces of chrome, sets these stones apart from other pink spinels: the colour appears lit from within, somewhere between vivid pink and raspberry red, occasionally with a hint of orange. A member of the spinel family, the stone registers 8 on the Mohs scale, making it suitable for everyday wear, including as an engagement ring stone. Another precious advantage: spinel is virtually never treated — the colour you see is exactly what the earth gave it. Those drawn to deeper hues will find their answer in red spinel, of which Mahenge is, in a sense, the sunlit sibling.
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Sophie Vincent
5 months ago
J'ai contacté la bijouterie Bonnot car je souhaitais un saphir Padparadscha, qui est assez rare. Toute la transaction a été faite à distance et s'est très bien passée. Ils sont très professionnels, à l'écoute et très sympathiques. J'ai reçu ma bague et elle correspond tout à fait à ma demande. Merci beaucoup 😋
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Célia Gastel
4 months ago
L'adresse parfaite ! Bastien a été très à l'écoute, très bonne communication et très réactif ! Et leurs pierres sont superbes
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4 months ago
Excellente expérience avec Bastien pour la conception de notre bague de fiançailles sur mesure. Il a été disponible, les échanges ont été fluides et efficaces. La conception de la bague a été rapide, elle est magnifique et correspond exactement à ce que nous voulions. Nous recommandons fortement Bonnot pour son expertise, mais aussi son sens de l'écoute.
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Alan Cormand
4 months ago
J’ai récemment commencé une collection de pierres précieuses et je suis vraiment impressionné par la qualité. Les pierres sont magnifiques, bien taillées et correspondent parfaitement à la description. En plus, la livraison a été très rapide. Je recommande sans hésitation !
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4 months ago
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4 months ago
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4 months ago
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FAQ — Mahenge Spinel
Mahenge spinel takes its name from a locality in central Tanzania, near which a deposit discovered in 2007 yielded spinels of a brilliant, almost neon pink. The term refers both to an origin and to an intensity of colour that has become a benchmark among coloured-gemstone enthusiasts.
Its hue comes from fine traces of chrome within the crystal. These produce a vivid, luminous pink — sometimes tinged with raspberry red or a hint of orange — that appears lit from within, the hallmark of Mahenge stones.
Spinel is among the rare gemstones that are virtually never treated: no heating, no oiling. The colour of a Mahenge spinel is therefore entirely natural, exactly as the earth formed it.
In saturation and luminosity. A pink spinel can come from various origins and display soft or powdery tones; Mahenge is distinguished by its intense, warm and vibrant pink, which remains luminous even in low light.
Yes. With a hardness of 8 on the Mohs scale, spinel withstands everyday wear very well. Its natural, untreated colour makes it both a secure and distinctive choice for an engagement ring.
Gentle cleaning with warm soapy water and a soft brush is all that is needed. Avoid harsh chemicals and store the piece separately to preserve its polish.
