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An indigo-blue gem variety of lithium-bearing tourmaline.‘When a member of our tour noticed that some of the sheets contained sprays of indicolite tourmaline, we all descended upon the mica heap like a swarm of locusts.’
- ‘Instead, a blue-green to blue tourmaline, some of which is considered to be indicolite, is now being mined in a different locality.’
- ‘Rubellite is the term used for red or pink tourmaline, and indicolite is the term used for blue tourmaline.’
- ‘They come in every color of the rainbow, but one of the most sought after varieties are the indicolites.’
- ‘Because of its rarity, indicolite from any locality is always in strong demand.’
Early 19th century from Latin indicum ‘indigo’+ -lite.
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