Tourmaline (/ ˈ t ʊər m ə l ɪ n,-ˌ l i n / TOOR-mə-lin, -leen) is a crystalline boron silicate mineralpounded with elements such as aluminium, iron, magnesium, sodium, lithium, or is gemstone can be found in a wide variety of colors.. The term is derived from the Sinhalese "tōramalli", which refers to the q4z0GvBOakMQ Sep 02, 2013 · © CT Guyana History Even if a French crew originally in search of Eldorado, landed on Guiana in1500, just after Christopher Columbus had already been there, it wasn’t until1644 that a genuine Europeanmercial establishment really began. The Amazonian tribes, the Wayanas, Arawaks, Emerillons and xQHnYZPFhqXi The first French settlers arrived at the beginning of the 17th century. However, in 1652 they abandoned the colony which was then taken over by the Dutch in 1654. French Guiana has also been a Portuguese and a British colony. In 1817 it again became French and in 1946 French Guiana was made a French Overseas Mfe1HwOw7zcX Infos Guyane blog brings you an unusual metamorphic diamond-bearing rock which is part of the 2.11 Ga metavolcanics of the Lower Paramaca series in the Dachine area of the southern greenstone belt of French Guiana. A mineral assemblage corresponding to greenschist facies metamorphism makes up the bulk of the ygxsCsXhcJ6n
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