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Multicolored Bismuth-Bearing Tourmaline from Lundazi, Zambia

JOURNAL ARTICLE published 1 September 1997 in Gems & Gemology

Authors: Mary L. Johnson | Cheryl Y. Wentzell | Shane Elen

Shadowing: A New Method of Image Enhancement for Gemological Microscopy

JOURNAL ARTICLE published 1 October 1982 in Gems & Gemology

Authors: John I. Koivula

Letters

JOURNAL ARTICLE published 1 January 2007 in Gems & Gemology

Gem News

JOURNAL ARTICLE published 1 September 2000 in Gems & Gemology

Gem Trade Lab Notes

JOURNAL ARTICLE published 1 July 1983 in Gems & Gemology

The Gems & Gemology Most Valuable Article Award

JOURNAL ARTICLE published 1 April 1983 in Gems & Gemology

Authors: Richard T. Liddicoat

Gem News International

JOURNAL ARTICLE published 1 September 2008 in Gems & Gemology

Gemological Abstracts

JOURNAL ARTICLE published 1 April 1988 in Gems & Gemology

Gem News International

JOURNAL ARTICLE published 1 January 2005 in Gems & Gemology

Lab Notes

JOURNAL ARTICLE published 1 June 2005 in Gems & Gemology

Big Sky Country Sapphire: Visiting Montana's Alluvial Deposits

JOURNAL ARTICLE published 1 August 2017 in Gems & Gemology

Authors: Tao Hsu | Andrew Lucas | Robert E. Kane | Shane F. McClure | Nathan D. Renfro

Garnets from Madagascar with a Color Change of Blue-Green to Purple

JOURNAL ARTICLE published 1 January 1999 in Gems & Gemology

Authors: Karl Schmetzer | Heinz-Jürgen Bernhardt

Letters, Book Reviews, and Gemological Abstracts

JOURNAL ARTICLE published 1 December 2010 in Gems & Gemology

Gemological Abstracts

JOURNAL ARTICLE published 1 September 1992 in Gems & Gemology

Russian Synthetic Pink Quartz

JOURNAL ARTICLE published 1 April 1998 in Gems & Gemology

Authors: Vladimir S. Balitsky | Irina B. Makhina | Vadim I. Prygov | Anatolii A. Mar'in | Alexandr G. Emel'chenko | Emmanuel Fritsch | Shane F. McClure | Lu Taijing | Dino DeGhionno | John I. Koivula | James E. Shigley

May We Take a Bow?

JOURNAL ARTICLE published 1 January 2001 in Gems & Gemology

Authors: Alice S. Keller

A History of European Royal Jewel Sales, Including Sotheby's 2018 Auction of Marie Antoinette's Jewels

JOURNAL ARTICLE published 1 November 2020 in Gems & Gemology

Authors: Russell Shor

Land of Origins: A Gemological Expedition to Ethiopia

JOURNAL ARTICLE published 1 May 2019 in Gems & Gemology

Authors: Wim Vertriest | Daniel Girma | Patcharee Wongrawang | Ungkhana Atikarnsakul | Kevin Schumacher

A Microstructural Study of Pietersite from Namibia and China

JOURNAL ARTICLE published 1 December 2010 in Gems & Gemology

Authors: Kaifan Hu | Peter J. Heaney

Gems & Gemology Challenge Winners

JOURNAL ARTICLE published 1 September 2010 in Gems & Gemology