The Journal of Gemmology’s 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.
The Journal Data Depository 2023
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The Journal of Gemmology - Volume 38 No. 5 2023
Chemical data to accompany the article:
Krzemnicki, M.S., Leuenberger, A. & Balmer, W.A. 2023. Cobalt-bearing blue spinel from Lukande, near Mahenge, Tanzania. Journal of Gemmology, 38(5), 2023, 474–493, https://doi.org/10.15506/JoG.2023.38.5.474.
in 2023 Read 180 times
The Journal Data Depository 2022
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The Journal of Gemmology - Volume 38 No. 4 2022
Chemical data to accompany the article:
Text-format x,y data for the unoriented Raman spectrum (532 nm excitation) and the visible-range transmittance spectra, to accompany the article:
Kaneva, E., Radomskaya, T. & Shendrik, R. 2022. Fluorcarletonite—A new blue gem material. Journal of Gemmology, 38(4), 376–385, https://doi.org/10.15506/JoG.2022.38.4.376.
in 2022 Read 322 times
The Journal Data Depository 2021
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The Journal of Gemmology - Volume 37 No. 7 2021
Chemical data to accompany the article:
Schollenbruch, K., Blauwet, D., Malsy, A.-K. & Bosshard, V. 2021. Cobalt-blue spinel from northern Pakistan. Journal of Gemmology, 37(7), 726–737, https://doi.org/10.15506/JoG.2021.37.7.726.
Schollenbacher-LA-ICP-MS_data.pdf
in 2021 Read 739 times -
The Journal of Gemmology - Volume 37 No. 6 2021
Figure to accompany the article:
Vielzeuf D., Giordano B., Devidal J.-L., Ricolleau A., Perrin J., Balme-Heuze C. and Floquet N. 2021. Identification of precious corals (Corallium rubrum vs C. japonicum) using LA-ICP-MS analysis. Journal of Gemmology, 37(6), 2021, 596–607, https://doi.org/10.15506/JoG.2021.37.6.596.
Photomicrographs and petrographic investigations to accompany the article:
Hänni H.A., Brunk R. and Franz L. 2021. An investigation of grinding hardness of some ornamental stones. Journal of Gemmology, 37(6), 2021, 632–643, https://doi.org/10.15506/JoG.2021.37.6.632.
Hanni-Petrography.pdf
Hanni-Photomicrographs.pdfin 2021 Read 838 times -
The Journal of Gemmology - Volume 37 No. 5 2021
Text-format x,y data to accompany the unoriented Raman spectrum (473 nm excitation) in the Gem Note:
Chanmuang N., C., Nasdala, L., Wildner, M., Škoda, R. & Zoysa, E.G. 2021. Gem Notes: Spectroscopic study of serendibite from Sri Lanka. Journal of Gemmology, 37(5), 451–454,
Sample list, elements analysed by LA-ICP-TOF-MS, and rotational scatter plots (video clips) to accompany the article:
Krzemnicki, M.S., Wang, H.A.O. & Büche, S. 2021. A new type of emerald from Afghanistan’s Panjshir Valley. Journal of Gemmology, 37(5), 474–495, https://doi.org/10.15506/JoG.2021.37.5.474
Krzemnicki Table DD-1.pdf
Krzemnicki Figure DD-1.pdf
Krzemnicki Fig17_Ga-Fe-Mn.mp4
Krzemnicki Fig17_Li-Cs-Fe.mp4
Krzemnicki Fig17_Li-Mn-Fe.mp4
Krzemnicki Fig17_Rb-Tl-Cs.mp4
Krzemnicki Fig18_Ni-Rb-Cs.mp4
Krzemnicki Fig20_tSNE.mp4
Sample photos to accompany the article:
Suwanmanee, W., Wanthanachaisaeng, B., Utapong, T. & Sutthirat, C. 2021. Colour enhancement of pink tourmaline from Nigeria by electron-beam and gamma irradiation. Journal of Gemmology, 37(5), 514–526, https://doi.org/10.15506/JoG.2021.37.5.514
in 2021 Read 1195 times
The Journal Data Depository 2020
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The Journal of Gemmology - Volume 37 No. 3 2020
Tables to accompany the article:
Ye M. & Shen A.H. 2020. Gemmological and mineralogical characteristics of chrysocolla chalcedony from Taiwan, Indonesia and the USA, and their separation. Journal of Gemmology, 37(3), 262–280, https://doi.org/10.15506/JoG.2020.37.3.262.
in 2020 Read 965 times -
The Journal of Gemmology - Volume 37 No. 2 2020
Chemical data to accompany the article:
Vigier, M. & Fritsch, E. 2020. Pink axinite from Merelani, Tanzania: Origin of colour and luminescence. Journal of Gemmology, 37(2), 192–205, https://doi.org/10.15506/JoG.2020.37.2.192.
Text-format x,y data to accompany the UV-Vis-NIR spectra in the article:
Ounorn, P., Srisataporn B. & Cheewaporn, S. 2020. Gem Notes: Laurentthomasite, a new gem mineral. Journal of Gemmology, 37(2), 136–139.
in 2020 Read 1058 times
The Journal Data Depository 2019
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The Journal of Gemmology - Volume 36 No. 6 2019
Text-format x,y data to accompany the UV-Vis-NIR spectra in the article:
Schwarzinger, C., Wildner, M., Ulatowski, S. & Sawyer, M., 2019. Vanadium-bearing tourmaline from the Commander mine, Nadonjukin, Tanzania. Journal of Gemmology, 36(6), 534–543,
http://doi.org/10.15506/JoG.2019.36.6.534.
Light green perpendicular c
Light green parallel c
Dark green perpendicular c
Dark green parallel c
Brown perpendicular c
Brown parallel cin 2019 Read 1580 times -
The Journal of Gemmology - Volume 36 No. 5 2019
Data table to accompany the article:
Zhang, Z., Ye M. & Shen, A.H. 2019. Characterisation of Peridot from China’s Jilin Province and from North Korea.
Journal of Gemmology, 36(5), 2019, 436–446,
http://doi.org/10.15506/JoG.2019.36.5.436.in 2019 Read 1817 times
The Journal Data Depository 2018
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The Journal of Gemmology - Volume 36 No. 3 2018
Additional photos to accompany the article:
Fritsch E. and Ivey J., 2018. Bumble Bee Stone: A bright yellow-to-orange and black patterned gem from West Java, Indonesia. Journal of Gemmology, 36(3), 228–238, http://doi.org/10.15506/JoG.2018.36.3.228
in 2018 Read 2404 times
The Journal Data Depository 2017
Coming Soon
The Journal Data Depository 2016
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The Journal of Gemmology - Volume 35 No. 4 2016
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.
- Electron microprobe (EPMA) analyses of orthoamphibole and analytical electron microprobe (AEM) analyses of orthoamphibole lamellae in violet-to-blue ‘Nuummite’ from Greenland orthoamphibole and analytical electron microprobe (AEM) analyses of orthoamphibole lamellae in violet-to-blue ‘Nuummite’ from Greenland
- Equilibrium phase diagram
- Mineral reactions for violet-to-blue ‘Nuummite’ from Greenland
in 2016 Read 2690 times -
The Journal of Gemmology - Volume 35 No. 3 2016
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.
Additional plots to accompany Figure 8 of the articlein 2016 Read 2721 times
The Journal Data Depository 2015
The Journal Data Depository 2014
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The Journal of Gemmology - Volume 34 No. 5 2014
Additional examples of EDXRF spectra, to accompany the article:
Herzog F.A., 2015. The potential of a portable EDXRF spectrometer for gemmology. Journal of Gemmology, 34(5), 404–418, http://dx.doi.org/10.15506/jog.2015.34.5.404
in 2014 Read 4055 times -
Journal of Gemmology Volume 34 No. 3 2014
(1) Gemmological properties, modal proportions and petrographic names of Myanmar jade samples and (2) electron microbe data, 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.
JoG2014_34_3 Depository-Franz-Gem Data
JoG2014_34_3 Depository-Franz-EMPAVideo showing the internal structures within a reconstructed three-dimensional model of the Sleeping Lion pearl, to accompany the article:
Zwaan J.C., van der Marel D.M. and Dommisse H.A., 2014. The “Sleeping Lion” Baroque Pearl: An Update. Journal of Gemmology, 34(3), 248–253, http://dx.doi.org/10.15506/
jog.2014.34.3.248 JoG2014_34_3 Depository-Zwaan.avi
Video of an Ethiopian opal showing full diffraction rainbows that project above the surface of the stone, to accompany the article:
Mazzero F. and Muth A., 2014. Gem Notes: The Mirasety Ring: An Ethiopian ‘Rainbow’ Opal Set with a Hologram. Journal of Gemmology, 34(3), 205–206.
in 2014 Read 3212 times
JoG2019_36_5 Depository Shen