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  • * Alain van Acker and Barbra Voltaire for their selfless dedication to the free availability of gemologi
    2 KB (286 words) - 10:49, 12 November 2012
  • ...umb|240px|classic "fingerprint" inclusion <br />30X Magnification <br />By Barbra Voltaire]]
    4 KB (595 words) - 20:16, 12 August 2012
  • ...x|Citrine oval faceted on Madiera Citrine Crystals.<br />Photo courtesy of Barbra Voltaire]]
    739 bytes (111 words) - 09:46, 26 July 2009
  • ...240px|2 and 3 phase inclusins in Colombian emerald.<br />Photo courtesy of Barbra Voltaire]] ...ment; hexagonal biotite platelet; liquid feathers .<br />Photo courtesy of Barbra Voltaire]]
    9 KB (1,288 words) - 16:37, 14 November 2012
  • ...|left|thumb|300px|Emerald-cut Kunzite (47.5 carats)<br />Photo courtesy of Barbra Voltaire]]
    1 KB (232 words) - 14:43, 12 August 2012
  • ...|Planes of liquid 2 and 3-phase inclusions<br />30X Magnification<br /> by Barbra Voltaire]] ...left|240px| Close-up of 3-phase inclusion <br />80X magnification<br /> by Barbra Voltaire]]
    6 KB (854 words) - 15:35, 1 June 2009
  • [[Image:Benitoite2.jpg|left|thumb|200px|Photo Courtesy of: Barbra Voltaire]]<br clear="left" /> ...px|4mm faceted benitoites: Colorless to Dark Blue <br />Photo Courtesy of: Barbra Voltaire]]<br clear="left" />
    3 KB (410 words) - 22:14, 12 August 2012
  • ...ine "fireworks" of an unidentified mineral<br />40X Magnification<br /> by Barbra Voltaire]] ...a 3-dimensional network of liquid needles <br />40X Magnification<br /> by Barbra Voltaire]]
    4 KB (558 words) - 10:49, 13 August 2012
  • ...d veils, hollow tubes and phase inclusions<br />40X Magnification<br /> by Barbra Voltaire]] ...ve crystals, oriented in random directions<br />80X Magnification<br /> by Barbra Voltaire]][[Image:Pink_tourm_tubes1.jpg|thumb|left|240px|Growth Tubes in Pi
    10 KB (1,445 words) - 19:03, 11 October 2011
  • ...x|Lily Pad inclusions displaying doubling <br />35X Magnification <br />By Barbra Voltaire]]
    705 bytes (102 words) - 13:10, 6 April 2008
  • ...00px|Hexagonal platelets, liquid feathers <br />60X Magnification <br />By Barbra Voltaire]]
    3 KB (415 words) - 12:20, 4 April 2008
  • ...ll faceted Hauyne<br /> Eifel District of Germany <br /> Photo courtesy of Barbra Voltaire]]
    2 KB (293 words) - 13:02, 18 March 2012
  • ...ck facets, polishing lines and inclusions <br />20X Magnification<br /> by Barbra Voltaire]]
    8 KB (1,251 words) - 17:13, 1 June 2009
  • ...pg |left|thumb|300px| Spessartite with Smoky Quartz<br />Photo courtesy of Barbra Voltaire]]
    2 KB (330 words) - 20:03, 3 October 2010
  • ...ck_crystal.jpg|left|framed|Quartz crystals from the personal collection of Barbra Voltaire]] <br clear="left" />
    2 KB (312 words) - 14:12, 9 March 2010
  • Photo courtesy of Barbra Voltaire]]
    1 KB (178 words) - 07:54, 5 April 2008
  • ...s.jpg|left|thumb|150px|Fibrous inclusions <br />60X Magnification <br />By Barbra Voltaire]] ...imanite_cabs.jpg|left|thumb|150px|Chatoyant sillimanite cabochons <br />By Barbra Voltaire]]
    5 KB (634 words) - 16:10, 1 June 2009
  • Courtesy of Barbra Voltaire]]
    3 KB (461 words) - 14:59, 19 July 2013
  • ...om/videoplay?docid=2770503217243576682 Anomalous Double Refraction video] (Barbra Voltaire, hosted by Google Video) ...eo.google.com/videoplay?docid=4628022311595565279 Specific Gravity Video] (Barbra Voltaire, Hosted by Google Video)
    666 bytes (88 words) - 13:22, 30 May 2009
  • ...mm <br />Capillitas, Catamarca Province, Argentina <br />Photo courtesy of Barbra Voltaire]]
    194 bytes (24 words) - 20:04, 5 March 2015
  • ...umb|250px|Acicular Incusions in Sunset Quartz: 40X <br />Photo courtesy of Barbra Voltaire]]
    1 KB (207 words) - 13:58, 3 May 2009
  • ...ight Preziosa Magazine, 2009 - Translated and revised by Alberto Scarani & Barbra Voltaire)
    14 KB (2,177 words) - 08:54, 13 June 2010
  • ...e:Prehnite2.jpg|left|thumb|200px|Prehnite cabochon<br /> Photo courtesy of Barbra Voltaire]] ...e:Prehnite1.jpg|left|thumb|200px|Prehnite crystals<br /> Photo courtesy of Barbra Voltaire]]
    223 bytes (30 words) - 08:48, 23 August 2009
  • ...with Calcite, Locality: Northunberland, Nye County, NV<br /> Collection of Barbra Voltaire]]
    817 bytes (129 words) - 08:54, 24 September 2012
  • ...|thumb|left|200px|Victorian Pyrite-set Lizard Pins<br /> Photo courtesy of Barbra Voltaire ]] ...ite_xls.jpg|thumb|left|200px|Pyrite Crystals, Spain<br />Photo courtesy of Barbra Voltaire]]
    1,021 bytes (159 words) - 11:19, 12 November 2012