tourmaline
noun
tour·ma·line
ˈtu̇r-mə-lən 
-ˌlēn
: a mineral of variable color that consists of a complex borosilicate and is valued as a gem when transparent and cut
Examples of tourmaline in a Sentence
Recent Examples on the Web
Another ring, the New Galaxy, is made from a piece of white naga shell, which is set with diamonds, iolite, tourmaline and topaz.
—
Samantha Conti, Footwear News, 27 May 2026
Named Intertwining Love, the earrings are crafted from rosewood, sapphires, rubies, aquamarines, pink tourmalines and yellow diamonds and titanium.
—Anthony Demarco, Forbes.com, 17 May 2026
That collection, called Sea of Wonder, included pieces like a striking necklace set with diamonds with icy-blue and sea green cuprian elbaite tourmalines from Mozambique as well as a ring adorned with a very rare Paraìba cuprian elbaite tourmaline.
—Nicole Hoey, Robb Report, 14 Apr. 2026
This small pad is lined with jade and tourmaline stones and wired to heat them.
—Brigitt Earley, Glamour, 9 Apr. 2026
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Samantha Conti, Footwear News, 27 May 2026
Named Intertwining Love, the earrings are crafted from rosewood, sapphires, rubies, aquamarines, pink tourmalines and yellow diamonds and titanium.
—Anthony Demarco, Forbes.com, 17 May 2026
That collection, called Sea of Wonder, included pieces like a striking necklace set with diamonds with icy-blue and sea green cuprian elbaite tourmalines from Mozambique as well as a ring adorned with a very rare Paraìba cuprian elbaite tourmaline.
—Nicole Hoey, Robb Report, 14 Apr. 2026
This small pad is lined with jade and tourmaline stones and wired to heat them.
—Brigitt Earley, Glamour, 9 Apr. 2026
See All Example Sentences for tourmaline
Cite this Entry
“Tourmaline.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/tourmaline. Accessed 5 Jun. 2026.
Copy CitationKids Definition
tourmaline
noun
tour·ma·line
ˈtu̇r-mə-lən
-ˌlēn
: a mineral of variable color that makes a striking gem when transparent and cut
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