• Thumbnail for Theophrastus
    Theophrastus (category Wikipedia articles incorporating a citation from the DGRBM with a Wikisource reference)
    lyngounon of Theophrastus with tourmaline, but evidently his opinion is partly based on the attractive properties of heated tourmaline which had recently been...
    56 KB (6,555 words) - 04:45, 23 April 2024
  • (IUPAC: strontium hydro tetrafluoroaluminate monohydrate) Adachiite (tourmaline: IMA2012-101) 9.CK. [37] [no] [38] Adamite (andalusite: 1866) 8.BB.30...
    73 KB (4,972 words) - 05:46, 21 February 2023
  • Thumbnail for Drava
    The river gives its name to the dravite species of tourmaline. The Carpis (Greek: Κάρπίς) was a river which, according to Herodotus, flowed from the...
    21 KB (1,316 words) - 07:05, 12 April 2024
  • Thumbnail for Crown Jewels of the United Kingdom
    rubies, sapphires, topazes, tourmalines and zircons. This coronation crown closely resembles the medieval one, with a heavy gold base and clusters of...
    101 KB (13,065 words) - 19:47, 3 April 2024
  • Tsikourasite (phosphide: IMA2018-156) 1.0 [634] [no] [no] Tsilaisite (tourmaline: IMA2011-047) 9.CK. [635] [no] [no] Tsnigriite (IMA1991-051) 2.LA.55 [636]...
    65 KB (4,554 words) - 17:40, 9 February 2024
  • [663] [664] Chromium-dravite (tourmaline: IMA1982-055) 9.CK.05 [665] [666] [667] Chromo-alumino-povondraite (tourmaline: IMA2013-089 with new type material...
    103 KB (6,708 words) - 17:42, 9 February 2024
  • Thumbnail for Economy of Afghanistan
    ruby, sapphire, spinel, and tourmaline. It is claimed that Afghanistan has at least $1 trillion in untapped mineral deposits. A memo from the Pentagon stated...
    102 KB (8,709 words) - 03:06, 18 April 2024
  • (IUPAC: diron(III) di(trioxotellurate(IV)) sulfate trihydrate) Povondraite (tourmaline: IMA1990-E) 9.CK.05 [851] [852] [853] Powellite (scheelite: 1891) 7.GA...
    98 KB (6,544 words) - 17:42, 9 February 2024
  • Lanka is known for producing a variety of gemstones, including chrysoberyl, corundum, garnet, ruby, spinel, and tourmaline, and is the leading producer...
    113 KB (10,942 words) - 21:44, 22 April 2024
  • fluoro-magnesiohastingsite (IMA2005-002)] 9.DE.15 [88] [89] [90] Magnesiofoitite (tourmaline: IMA1998-037 Rd) 9.CK.05 [91] [92] [no] Magnesio-hastingsite [Ca-amphibole:...
    102 KB (6,781 words) - 21:19, 2 March 2024
  • manganese(II) diiron(II) iron(III) dihydroxide triphosphate nonahydrate) Schorl (tourmaline: IMA2007 s.p., 1505) 9.CK.05 [279] [280] [281] (IUPAC: sodium triiron(II)...
    103 KB (6,878 words) - 17:47, 9 February 2024
  • (sartorite: IMA2010-079) 2.0 [655] [no] [656] (TlPb4(Sb7As2)Σ=9S18) Bosiite (tourmaline: IMA2014-094) 9.CK. [657] [no] [no] Bosoite (organic zeolite: IMA2014-023)...
    77 KB (5,182 words) - 01:03, 14 March 2023
  • Thumbnail for List of patrol vessels of the United States Navy
    USS SC-708 USS SC-709 USS SC-710 USS SC-711 USS SC-712 USS SC-713 USS SC-714 USS SC-715 USS SC-716 USS SC-717 USS SC-718 USS SC-719 USS SC-720 USS SC-721...
    75 KB (10,665 words) - 23:54, 14 April 2024