Data Depository

This depository contains material that is supplementary to articles published in Gems & Gemology. Detailed descriptions of methods, extensive tabular material, and additional data or images may be submitted by authors and/or recommended by the editors for inclusion in the depository.

Important Note: Depository material has not undergone the full G&G review/revision process. Questions on depository items should be directed to the person who submitted the item.

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• Source: Dietmar Schwarz et al., "Rubies and Sapphires from Winza, Central Tanzania," Winter 2008, pp. 322–347.
  Mining Photos
  Photomicrographs
  Stone Photos
  Transit Photos
  Washing Photos
  Corrected UV-Vis-NIR Absorption Spectra
  Submitted by Brendan M. Laurs 

• Source: Rudolf Dröschel et al., "The Wittelsbach Blue," Winter 2008, pp. 348–363.
  Inventory of the Munich Treasury, 1774

• Source: "Gem News International: Visit to Andesine Mines in Tibet and Inner Mongolia," Winter 2008, pp. 369–371.
  Supplementary Photos
  Submitted by A. Abduriyim

• Source: "Gem News International: Gemological Properties of Andesine Collected in Tibet and Inner Mongolia," Winter 2008, pp. 371–373.
  Supplementary Photos
  Submitted by A. Abduriyim and T. Kobayashi

• Source: Brendan M. Laurs et al., "Tourmaline from Muva, Mozambique," Fall 2008, pp. 273–275.
  Electron-Microprobe Analyses of Tourmaline from Muva, Mozambique
  Submitted by Brendan M. Laurs

• Source: Benjamin Rondeau et al., "Characterization of Emeralds from a Historical Deposit: Byrud (Eidsvoll), Norway," Summer 2008, pp. 108–122.
  Table 1: Minerals Associated with Byrud Emerald and Their Relative Abundance
  Table 2: Details of the LA-ICP-MS Analyses of Three Byrud Emeralds
  Table 3: Chemical Composition of Norwegian Emeralds by Electron Microprobe
  Submitted by Benjamin Rondeau

• Source: Shane F. McClure and Andy H. Shen, "Coated Tanzanite," Summer 2008, pp. 142–147.
  LA-ICP-MS Analyses of Si, Co, Sn, Pb, and Zn
  Submitted by Andy H. Shen

• Source: Brendan Laurs et al., "Copper-bearing (Paraíba-type) Tourmaline from Mozambique," Spring 2008, pp. 4–30.
  Table 1: Average Chemical Composition of 59 Cu-bearing Tourmaline Samples from Mozambique
  Table 2: Supplementary Data: X-Y Data for Absorption Spectra of Cu-bearing Tourmaline from Mozambique
  Submitted by David Kondo