The Journal of Gemmology Data Depository

The Journal of Gemmology Data Depository

The Journal of Gemmology’s Data Depository includes freely downloadable reference materials, such as additional data, photos and other media supplied by authors to accompany articles published in The Journal.

Table DD-1: Electron microprobe (EPMA) analyses of orthoamphibole and analytical electron microprobe (AEM) analyses of orthoamphibole lamellae in violet-to-blue ‘Nuummite’ from Greenland.

To accompany the article: Franz L., Tay Thye Sun, Wirth R., de Capitani C. and Loke Hui Ying, 2016. Violet-to-blue ‘Nuummite’ from Simiuttat, Greenland: Origin of iridescence and conditions of formation. Journal of Gemmology, 35 (4), 330–339, http://dx.doi.org/10.15506/JoG.2016.35.4.330.

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ADDITIONAL PLOTS OF SAPPHIRE TRACE-ELEMENT DATA

Additional plots to accompany Figure 8 of the article:

Wang H.A.O Krzemnicki M.S, Chalain J.P, Lefèvre P, Zhou W. and Cartier L.E, 2016. Simultaneous high sensitivity trace-element and isotopic analysis of gemstones using laser ablation inductively coupled plasma time-of-flight mass spectrometry . Journal of Gemmology, 35(3), 212-223, http://dx.doi.org/10.15506/JoG.2016.35.3.212.

 

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Gemmological properties, modal proportions and petrographic names of Myanmar jade samples

 

Gemmological properties, modal proportions and petrographic names of Myanmar jade samples, to accompany the article:

Franz L., Tay Thye Sun, Hänni H.A., de Capitani C., Thanasuthipitak T. and Atichat W., 2014. A comparative study of jadeite, omphacite and kosmochlor jades from Myanmar, and suggestions for a practical nomenclature. Journal of Gemmology, 34(3), 210–229, http://dx.doi.org/10.15506/JoG.2014.34.3.210.

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Video clip of an Ethiopian ‘rainbow’ opal (15.48 ct), with a diffractive rainbow that projects outside of the surface of the stone

Video clip of an Ethiopian ‘rainbow’ opal (15.48 ct), with a diffractive rainbow that projects outside of the surface of the stone, to accompany:

Mazzero F. and Muth A., 2014. Gem Notes: The Mirasety ring: An Ethiopian ‘rainbow’ opal set with a hologram. Journal of Gemmology, 34(3), 205–207, http://dx.doi.org/10.15506/JoG.2014.34.3.190

 

Electron microprobe analyses of Myanmar jades—clinopyroxenes, amphiboles, and albite

 

Electron microprobe analyses of Myanmar jades—clinopyroxenes, amphiboles, and albite, to accompany the article:

Franz L., Tay Thye Sun, Hänni H.A., de Capitani C., Thanasuthipitak T. and Atichat W., 2014. A comparative study of jadeite, omphacite and kosmochlor jades from Myanmar, and suggestions for a practical nomenclature. Journal of Gemmology, 34(3), 210–229, http://dx.doi.org/10.15506/JoG.2014.34.3.210.

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