Description
This listing is for a genuine Dogtooth Calcite crystal specimen sourced from the mineral-rich region of Jebel Saghro, Morocco. Known for its dramatic and sharply pointed crystal terminations, Dogtooth Calcite is one of the most recognisable and sought-after varieties of calcite. The specimen shown in the photographs is the exact piece you will receive, with a scale cube = 1 cm included for accurate size reference. All of our crystals and minerals are carefully chosen for their beauty and authenticity, supplied with a Certificate of Authenticity to guarantee their provenance.
Geological Context: Jebel Saghro, Morocco
The Jebel Saghro range lies in southeastern Morocco, a region celebrated by geologists and collectors for its diverse and high-quality mineral deposits. Formed through complex geological processes involving hydrothermal activity and carbonate sedimentation, the area produces outstanding specimens of calcite, quartz, fluorite, and other minerals.
Calcite from this locality often occurs in cavities within limestone and dolostone, where mineral-rich solutions precipitate crystals over long geological timescales. Dogtooth Calcite crystals are a distinct variety, typically forming in open vugs where they have room to develop their characteristic sharp points.
Mineral Type and Characteristics
Dogtooth Calcite is a striking variety of calcite (CaCO₃), belonging to the trigonal crystal system. Its name derives from its resemblance to the pointed shape of canine teeth, with individual crystals forming as elongated scalenohedrons.
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Chemical Formula: CaCO₃
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Crystal System: Trigonal
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Habit: Scalenohedral “dogtooth” crystals with sharp terminations
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Colour: Typically colourless to white, but can show honey, golden, or pale brown tones due to iron oxide inclusions
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Transparency: Transparent to translucent
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Lustre: Vitreous to silky
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Locality: Jebel Saghro, Morocco
These crystals often display internal zoning and natural inclusions, adding further visual interest. Light interacts beautifully with the crystal faces, giving the specimen a radiant and dynamic appearance.
Formation and Associated Minerals
Dogtooth Calcite forms when calcium-rich solutions precipitate within voids of sedimentary rocks such as limestone. In Jebel Saghro, the combination of hydrothermal processes and carbonate host rocks has created a rich mineralogical environment. Specimens may be found associated with quartz, barite, and fluorite, which frequently occur within the same geological settings.
This environment allows for the growth of exceptionally sharp and aesthetic scalenohedral crystals, prized by collectors worldwide.
Collector and Display Value
Dogtooth Calcite is highly regarded for its distinctive morphology and natural beauty. Its sharp, geometric crystals make it one of the most dramatic mineral forms available, ideal for collectors who appreciate unusual and well-defined specimens.
This example from Jebel Saghro, Morocco, is particularly desirable, as the region is globally recognised for producing some of the finest Dogtooth Calcite specimens available. Its unique crystalline structure and elegant appearance make it suitable for both serious mineralogical collections and striking natural displays.
Every specimen is hand-selected and supplied with a Certificate of Authenticity, ensuring that you receive a 100% genuine piece. This Dogtooth Calcite crystal is not only a fascinating natural formation but also a collector’s specimen that captures the artistry of Earth’s geological processes.





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