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Deutsche Turmalin {m} [min.] Synonyme

Englische tourmaline Synonyme

tourmaline Definition

Tourmaline
(n.) A mineral occurring usually in three-sided or six-sided prisms terminated by rhombohedral or scalenohedral planes. Black tourmaline (schorl) is the most common variety, but there are also other varieties, as the blue (indicolite), red (rubellite), also green, brown, and white. The red and green varieties when transparent are valued as jewels.

tourmaline Bedeutung

tourmaline 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
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Tourmaline 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 comes in a wide variety of colors. The name comes from the Tamil and Sinhalese word "Turmali" or "Thoramalli" , which applied to different gemstones found in Sri Lanka.