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Name of the Mineral
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Tourmaline
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Chemical formula
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(Ca,K,Na,[])(Al,Fe,Li,Mg,Mn)3(Al,Cr, Fe,V)6 (BO3)3(Si,Al,B)6O18(OH,F)4
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Length/Longest Diameter (cm)
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L:5.5,H:5,W:4
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Description (Colour, habit, form, hardness, lustre,Streak, feel,Twinning, Cleavage, Fracture any special property)
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pale green colour with primatic forma, along with indicolite and spodumene in albite granite
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Class
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Silicates
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Sub-class
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Cyclosilicates
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Crystallographic Details
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Trigonal System
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Associated minerals/rock
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In albite granite
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Locality
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Goshan
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State/Country
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Massachusetts
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Photo Link
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CHQ_CCU_GSI_MUS_0365
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Date of Photography
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11/17/2016
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Tourmaline
Tourmaline belongs to Rocks and Minerals Gallery