tourmaline crystals

Tourmaline is a crystal silicate mineral compounded with elements such as aluminium iron magnesium sodium lithium or potassium. Tourmaline is classed as a semi precious stone and the gem comes in a wide variety of colors.

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Photo credit: © Scott Camazine / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: aluminium, crystal, crystals, gem, iron, lithium, magnesium, mineral, potassium, precious, semi, silicate, sodium, stone, tourmaline