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noun. ['ˈtʊrməˌliːn'] a mineral that is a complex borosilicate and hydroxide of aluminum containing iron and magnesium and calcium and lithium and sodium; it is usually black but occurs in transparent colored forms that are used as gemstones.
- transparent gem
Rhymes with Tourmaline
How do you pronounce tourmaline?
Pronounce tourmaline as ˈtʊrməˌlin.
US - How to pronounce tourmaline in American English
UK - How to pronounce tourmaline in British English
Sentences with tourmaline
1. Noun, singular or mass
If your stone has not been burned, it is likely not a Paraiba tourmaline.
A tourmaline crystal can be almost any solid color, bi-color or multicolor.