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Gem and specimen tourmaline is mined chiefly in Brazil and many parts of Africa, including Tanzania, Nigeria, Kenya, Madagascar, Mozambique, Malawi, and Namibia. It is also mined in Asia, notably in Pakistan, Afghanistan, and Indonesia as well as in Sri Lanka and India, [25] where some placer material suitable for gem use is found.
Rubellite is the red or pink variety of tourmaline and is a member of elbaite. Rubellite is also the rarest gem in its family. [2] It is occasionally mistaken for ruby. [3] These gems typically contain inclusions. [4] Notable countries where rubellite can be mined include Afghanistan, Brazil, Madagascar, Myanmar, Nigeria, Russia, and the United ...
Elbaite, a sodium, lithium, aluminium boro-silicate, with the chemical composition Na(Li 1.5 Al 1.5)Al 6 Si 6 O 18 (BO 3) 3 (OH) 4, [4] is a mineral species belonging to the six-member ring cyclosilicate tourmaline group. Elbaite forms three series, with dravite, with fluor-liddicoatite, and with schorl.
Amethyst crystals – a purple quartz Apophyllite crystals sitting right beside a cluster of peachy bowtie stilbite Aquamarine variety of beryl with tourmaline on orthoclase Arsenopyrite from Hidalgo del Parral, Chihuahua, Mexico Aurichalcite needles spraying out within a protected pocket lined by bladed calcite crystals Austinite from the Ojuela Mine, Mapimí, Durango, Mexico Ametrine ...
World of Tanks (WoT) is an armoured warfare-themed multiplayer online game developed by Wargaming, featuring 20th century (1910s–1970s) era combat vehicles. [1] It is built upon a freemium business model where the game is free-to-play, but participants also have the option of paying a fee for use of "premium" features.
Tsilaisite is a manganese rich variety of elbaite tourmaline. [2] It is also known as Tsilaizite. [3] Tsilaisite is related Fluor-tsilaisite. [4] The gem is named after the location it was first found. [5]
Gemstones have been found in Greenland, including diamond, ruby, sapphire, kornerupine, tugtupite, lapis lazuli, amazonite, peridot, quartz, spinel, topaz, and tourmaline. [1] Most of Greenland's ruby and sapphire occurrences are located near the village of Fiskenaesset/ Qeqertarsuatsiaat on the southwest coast.
Wargaming was founded by Victor Kislyi in Minsk on 2 August 1998, [3] intending the company as a developer of strategy video games. [4] The company's first project was DBA Online—the digital version of a miniature tabletop rule set De Bellis Antiquitatis—launched in 2000.