Tourmaline is the birthstone for the month of October (along with Opal). It contains iron, magnesium, calcium, lithium and sodium and can appear in ma

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Tourmaline is the birthstone for the month of October (along with Opal). It contains iron, magnesium, calcium, lithium and sodium and can appear in many different colours.

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Size: 4686px × 3730px
Photo credit: © NATURAL HISTORY MUSEUM, LONDON/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No

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