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Tourmaline

Silicates (Cyclosilicates)
A(D3)G6(Si6O18)(BO3)3X3Z
(OH,F)4 (Complex borosilicates)
*Crystal System: Trigonal
*Appearance: Prismatic crystals, often elongated with vertical striations, sometimes hemimorphic
*Cleavage: Irregular/Uneven, Conchoidal
*Hardness: 7
*Specific Gravity: 2.9 - 3.25
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43 products
  • Paraiba Tourmaline in Matrix. 94g - Locale: Paraiba, Brazil. Weight: 94.14grams. Dimensions: 2.3 x 1.8 x 1.3in - The Crystal Connoisseurs
    €1.659,33
    €1.659,33
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  • €47,99
    €47,99
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  • €33,11
    €33,11
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  • €54,73
    €54,73
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  • Lavender Tourmaline Slice. 11ct - The Crystal Connoisseurs
    €103,27
    €103,27
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  • Bi-Color Stak Nala Tourmaline Cluster - The Crystal Connoisseurs
    €252,56
    €252,56
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  • €134,70
    €134,70
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  • Bi-Color Tourmaline in Matrix. 581 grams. - The Crystal Connoisseurs
    €280,62
    €280,62
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  • €213,28
    €213,28
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  • Bi-Color Tourmaline from Nigeria - The Crystal Connoisseurs
    €269,40
    €269,40
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  • Tourmaline in Matrix. - The Crystal Connoisseurs
    €94,29
    €94,29
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  • €53,88
    €53,88
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  • €33,68
    €33,68
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  • €49,39
    €49,39
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  • €43,77
    €43,77
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  • €84,19
    €84,19
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  • €112,25
    €112,25
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  • €134,70
    €134,70
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  • €62,86
    €62,86
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  • €75,20
    €75,20
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  • €757,68
    €757,68
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  • €143,68
    €143,68
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  • €74,08
    €74,08
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  • Tourmaline Cluster - The Crystal Connoisseurs
    €35,21
    €35,21
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  • Paprok Tourmaline - The Crystal Connoisseurs
    €112,86
    €112,86
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