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Turmalin m | |||
Turmalin m (Mineral) | |||
English thesaurus | |||
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A complex crystalline silicate containing aluminum, boron, and other elements. |
tourmaline: 6 phrases in 5 subjects |
Earth sciences | 1 |
General | 1 |
Metallurgy | 2 |
Optics branch of physics | 1 |
Ornithology | 1 |