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Raw Tourmaline - Collection February 2026

Discover our collection of raw black tourmaline from Madagascar, renowned for its large natural crystals. These specimens display a distinct prismatic structure, typical of tourmaline, and a deep black hue. Ideal for collectors and mineralogy enthusiasts seeking authentic pieces.
19 PRODUCTS TOURMALINE :
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Small Black Tourmaline from Madagascar - Raw Sample
130 grams | 65x35x35 mm
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Black Tourmaline from Madagascar - Study Specimen
280 grams | 120x50x35 mm
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Raw Black Tourmaline from Madagascar - Tabletop Rock
255 grams | 80x55x40 mm
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Raw Black Tourmaline Stone - Origin Madagascar
305 grams | 100x50x40 mm
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Small Specimen of Black Tourmaline - Madagascar
350 grams | 140x45x40 mm
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Black Tourmaline from Madagascar - Small Collector's Crystal
310 grams | 115x40x45 mm
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Black Tourmaline from Madagascar - Rough Compact Crystal
445 grams | 90x75x45 mm
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Black Tourmaline from Madagascar - Small Raw Rock
660 grams | 85x80x50 mm
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Black Tourmaline Specimen - Raw Collector's Stone
745 grams | 125x80x45 mm
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Black Tourmaline Rock - Madagascar Collection Specimen
750 grams | 80x80x60 mm
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Raw Black Tourmaline - Natural Rock from Madagascar
520 grams | 60x70x60 mm
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Mineralogical Specimen - Raw Black Tourmaline Madagascar
800 grams | 90x65x70 mm
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Black Tourmaline Stone - Madagascar Collection
835 grams | 120x90x50 mm
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Raw Black Tourmaline Specimen - Origin Madagascar
820 grams | 80x75x80 mm
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Raw Black Tourmaline Stone - Natural Malagasy Crystal
1.06 kilo | 160x65x65 mm
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Raw Black Tourmaline Crystal - Origin Madagascar
1.01 kilo | 130x75x90 mm
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Black Tourmaline from Madagascar - Rough Mineralogical Specimen
1.2 kilo | 200x85x55 mm
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Large Black Tourmaline from Madagascar - Authentic Mineral
1.27 kilo | 120x85x75 mm
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Massive Black Tourmaline - Natural Madagascar Block
1.19 kilo | 85x100x80 mm
Raw black tourmaline from Madagascar is a prized gemstone for its natural beauty. This mineral is distinguished by its crystals and intense black hue, resulting from its iron-rich chemical composition. Black tourmaline is a complex silicate variety belonging to the borosilicate group. It is often found in pegmatites, intrusive igneous rocks, where it forms in elongated prismatic crystals. Specimens from Madagascar are particularly sought after for their size and crystallization, offering a fascinating glimpse into the mineral's internal structure.

Black tourmaline crystals from Madagascar are characterized by their vitreous luster and unique surface that captures light in a distinctive way. These characteristics make black tourmaline a popular choice for collectors and mineral enthusiasts. The formation of these crystals is the result of complex geological processes that unfolded over millions of years, giving each piece a rich geological history.

For mineral enthusiasts and collectors, raw black tourmaline from Madagascar represents an opportunity to acquire a piece of Earth's geological history. Each specimen is unique, with subtle variations in the size, shape, and texture of the crystals. These variations make each piece special, allowing collectors to own a truly unique specimen. Black tourmaline is not only an aesthetic addition to any collection, but it also offers a chance to explore the wonders of mineralogy and geology. By choosing specimens with large crystallizations, collectors can appreciate the beauty and complexity of this exceptional mineral.