rus: турмалин

Information
has URI	http://lexvo.org/id/term/rus/%D1%82%D1%83%D1%80%D0%BC%D0%B0%D0%BB%D0%B8%D0%BD

Meaning
means	(noun) 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