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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
    €1.796,26
    €1.796,26
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  • €51,95
    €51,95
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  • €35,84
    €35,84
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  • €59,24
    €59,24
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  • Lavender Tourmaline Slice. 11ct - The Crystal Connoisseurs
    €111,79
    €111,79
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  • Bi-Color Stak Nala Tourmaline Cluster - The Crystal Connoisseurs
    €273,40
    €273,40
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  • €145,81
    €145,81
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  • Bi-Color Tourmaline in Matrix. 581 grams. - The Crystal Connoisseurs
    €303,78
    €303,78
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  • €230,88
    €230,88
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  • Bi-Color Tourmaline from Nigeria - The Crystal Connoisseurs
    €291,63
    €291,63
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  • Tourmaline in Matrix. - The Crystal Connoisseurs
    €102,07
    €102,07
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  • €58,32
    €58,32
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  • €36,46
    €36,46
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  • €53,46
    €53,46
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  • €47,39
    €47,39
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  • €91,13
    €91,13
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  • €121,51
    €121,51
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  • €145,81
    €145,81
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  • €68,05
    €68,05
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  • €81,41
    €81,41
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  • €820,21
    €820,21
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  • €155,54
    €155,54
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  • €80,20
    €80,20
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  • Tourmaline Cluster - The Crystal Connoisseurs
    €38,12
    €38,12
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  • Paprok Tourmaline - The Crystal Connoisseurs
    €122,18
    €122,18
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