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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
    $2,237.76
    $2,237.76
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  • $53.15
    $53.15
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  • $36.67
    $36.67
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  • $60.61
    $60.61
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  • Lavender Tourmaline Slice. 11ct - The Crystal Connoisseurs
    $114.37
    $114.37
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  • Bi-Color Stak Nala Tourmaline Cluster - The Crystal Connoisseurs
    $279.72
    $279.72
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  • $149.18
    $149.18
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  • Bi-Color Tourmaline in Matrix. 581 grams. - The Crystal Connoisseurs
    $310.80
    $310.80
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  • $236.21
    $236.21
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  • Bi-Color Tourmaline from Nigeria - The Crystal Connoisseurs
    $298.37
    $298.37
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  • Tourmaline in Matrix. - The Crystal Connoisseurs
    $104.43
    $104.43
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  • $59.67
    $59.67
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  • $37.30
    $37.30
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  • $54.70
    $54.70
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  • $48.48
    $48.48
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  • $93.24
    $93.24
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  • $124.32
    $124.32
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  • $149.18
    $149.18
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  • $69.62
    $69.62
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  • $83.29
    $83.29
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  • $839.16
    $839.16
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  • $159.13
    $159.13
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  • $82.05
    $82.05
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  • Tourmaline Cluster - The Crystal Connoisseurs
    $39.00
    $39.00
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  • Paprok Tourmaline - The Crystal Connoisseurs
    $125.00
    $125.00
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