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  2. Tsavorite - Wikipedia

    en.wikipedia.org/wiki/Tsavorite

    The Lion of Merelani is a square cushion cut tsavorite that weighs 116.76 carats and has 177 facets. It is on display at the Smithsonian Institution. Tsavorite formed in a Neoproterozoic metamorphic event which involved extensive folding and refolding of rock. This resulted in a wide range of inclusions forming within most Tsavorite crystals.

  3. Lion of Merelani - Wikipedia

    en.wikipedia.org/wiki/Lion_of_Merelani

    The Lion of Merelani is a tsavorite gemstone from Tanzania that is in the collection of the National Museum of Natural History of the Smithsonian Institution in Washington, DC. The gemstone weighs 116.76 carats, has 177 facets, and is an intense green color.

  4. Campbell R. Bridges - Wikipedia

    en.wikipedia.org/wiki/Campbell_R._Bridges

    Campbell R. Bridges (1937 – 11 August 2009) was a Scottish-born Kenyan gemologist. [1]Bridges, originally from Scotland, lived in Kenya with his family and regularly mined for rare gemstones with his son Bruce Bridges. [2]

  5. Garnet - Wikipedia

    en.wikipedia.org/wiki/Garnet

    The green gem at right is a type of grossular known as tsavorite. Grossular is a calcium-aluminium garnet with the formula Ca 3 Al 2 (SiO 4 ) 3 , though the calcium may in part be replaced by ferrous iron and the aluminium by ferric iron.

  6. Category:Garnet gemstones - Wikipedia

    en.wikipedia.org/wiki/Category:Garnet_gemstones

    Tsavorite; U. Uvarovite This page was last edited on 7 June 2016, at 12:52 (UTC). Text is available under the Creative ... Contact Wikipedia; Code of Conduct;

  7. List of gemstones by species - Wikipedia

    en.wikipedia.org/wiki/List_of_gemstones_by_species

    Gadolinite; Gahnite; Gahnospinel; Garnet group: Pyralspite. Almandine; Pyrope; Spessartine; Ugrandite. Andradite. Demantoid; Melanite; Topazolite; Grossular ...

  8. Grossular - Wikipedia

    en.wikipedia.org/wiki/Grossular

    A highly sought after variety of gem garnet is the fine green Grossular garnet from Kenya and Tanzania called tsavorite. This garnet was discovered in the 1960s in the Tsavo area of Kenya, from which the gem takes its name. Viluite is a variety name of grossular; that is not a recognized mineral species. [6]

  9. List of individual gemstones - Wikipedia

    en.wikipedia.org/wiki/List_of_individual_gemstones

    Bahia Emerald [2]; Carolina Emperor, [3] [4] 310 carats uncut, 64.8 carats cut; discovered in the United States in 2009, resides in the North Carolina Museum of Natural Sciences, Raleigh, NC, US