Wordnet polsko-angielski
(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)
tourmaline
Słownik środowiska polsko-angielski
m geol. tourmaline
Słownik techniczny polsko-angielski
m tourmaline
Otwarty słownik polsko-angielski V.9.2007, Copyright (c) Jerzy Kazojć - 2007 r.
tourmaline