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tourmaline ['tʊəməliːn, 'tʊrm-] nstresses
construct. турмалин
mineral., gem. турмалин (Tourmaline ( /ˈtʊərməlɪn/, -/iːn/ TOOR-mə-lin, -⁠leen) is a crystalline boron silicate mineral compounded with elements such as aluminium, iron, magnesium, sodium, lithium, or potassium. Tourmaline is classified as a semi-precious stone and the gemstone can be found in a wide variety of colors. wikipedia.org)
 English thesaurus
tourmaline ['tʊəməliːn, 'tʊrm-] n
jewl. A complex crystalline silicate containing aluminum, boron, and other elements.
tourmaline: 15 phrases in 6 subjects
General2
Geology7
Makarov2
Mineralogy2
Ornithology1
Technology1