Blumentritt, F., Fritsch, E., Stephant, N., Karampelas, S., Delaunay, A., Caplan, C. & Notari, F. (2023) A New Reconstructed Turquoise Imitation Composed of Turquoise Powder with a PMMA (Acrylic) Binder. Journal of Gemmology, 38 443–446. |
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Last edited by: Richard Baschera 2023-06-12 14:05:00 |
Pop. 2%
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Fritsch, E. & Karampelas, S. (2008) Comment on: Determination of canthaxanthin in the red coral (Corallium rubrum) from Marseille by HPLC combined with UV and MS detection (Cvejic et al. Mar Biol 152 : 855-862, 2007). Mar. Biol. 154 929–930. |
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Added by: Laurent Cournède 2016-03-10 21:58:41 |
Pop. 0.75%
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Fritsch, E., Rondeau, B., Hainschwang, T. & Karampelas, S. (2012) Raman spectroscopy applied to Gemmology. Dubessy, J., Caumon, M. C. & Rull, F. (Eds.), Applications of Raman Spectroscopy to Earth Sciences and Cultural Heritage London. |
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Last edited by: Richard Baschera 2021-04-20 10:25:23 |
Pop. 1.25%
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Fritsch, E. & Karampelas, S. (2008) Comment on "Determination of carotenoid as the purple pigment in Gorgonia ventalina sclerites using Raman spectroscopy" [Leverette et al., Spectrochim. Acta A, 69 (2008) 1058-1061]. Spectroc. Acta Pt. A-Molec. Biomolec. Spectr. 71 1627–1627. |
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Added by: Laurent Cournède 2016-03-10 21:58:40 |
Pop. 0.75%
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Fritsch, E., Karampelas, S. & Mevellec, J.-Y. (2017) Raman spectra of gem-quality variscite and metavariscite. J. Raman Spectrosc. 48 1554–1558. |
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Last edited by: Richard Baschera 2019-12-05 13:28:47 |
Pop. 1.25%
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Hainschwang, T., Karampelas, S., Fritsch, E. & Notari, F. (2013) Luminescence spectroscopy and microscopy applied to study gem materials: a case study of C centre containing diamonds. Mineral. Petrol. 107 393–413. |
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Added by: Laurent Cournède 2016-03-10 21:23:30 |
Pop. 1%
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Hennebois, U., Delaunay, A., Karampelas, S. & Fritsch, E. (2021) Faceted Demantoid Garnet with Spectacular "Horsetail" Inclusions. Gems & Gemology, 57 384. |
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Last edited by: Richard Baschera 2022-04-08 08:26:21 |
Pop. 2.75%
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Hennebois, U., Delaunay, A., Karampelas, S. & Fritsch, E. (2022) Hyalite with Magnificent Internal Features. Gems & Gemology, 58 66–67. |
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Last edited by: Richard Baschera 2022-09-29 12:13:49 |
Pop. 2.75%
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Hennebois, U., Delaunay, A., Herreweghe, A., Karampelas, S. & Fritsch, E. (2022) Synthetic sapphire with Rose channels. Gems & Gemology, 58 387–388. |
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Last edited by: Richard Baschera 2023-02-23 09:10:52 |
Pop. 1.75%
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Karampelas, S., Gaillou, E. & Douman, M. (2007) Color-zoned andradite from Iran, with calcite inclusions. Gems Gemol. 43 65–67. |
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Added by: Laurent Cournède 2016-03-10 22:02:30 |
Pop. 0.75%
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Karampelas, S., Fritsch, E., Mevellec, J.-Y., Sklavounos, S. & Soldatos, T. (2009) Role of polyenes in the coloration of cultured freshwater pearls. Eur. J. Mineral. 21 85–97. |
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Added by: Laurent Cournède 2016-03-10 21:41:25 |
Pop. 1.75%
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Karampelas, S., Fritsch, E., Gauthier, J.-P. & Hainschwang, T. (2011) UV-VIS-NIR REFLECTANCE SPECTROSCOPY OF NATURAL-COLOR SALTWATER CULTURED PEARLS FROM PINCTADA MARGARITIFERA. Gems Gemol. 47 31–35. |
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Added by: Laurent Cournède 2016-03-10 21:32:21 |
Pop. 0.75%
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Karampelas, S., Fritsch, E., Makhlooq, F., Mohamed, F. & Al-Alawi, A. (2019) Raman spectroscopy of natural and cultured pearls and pearl producing mollusc shells. Journal of Raman Spectroscopy, 51 1813–1821. |
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Last edited by: Richard Baschera 2020-11-12 14:07:54 |
Pop. 1.5%
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Karampelas, S., Mocquet, B. & Fritsch, E. (2007) Otolith pendant. Gems Gemol. 43 380–381. |
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Added by: Laurent Cournède 2016-03-10 22:02:28 |
Pop. 0.75%
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Karampelas, S., Michel, J., Zheng-Cui, M., Schwarz, J.-O., Enzmann, F., Fritsch, E., Leu, L. & Krzemnicki, M. S. (2010) X-RAY COMPUTED MICROTOMOGRAPHY APPLIED TO PEARLS: METHODOLOGY, ADVANTAGES, AND LIMITATIONS. Gems Gemol. 46 122–127. |
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Added by: Laurent Cournède 2016-03-10 21:37:32 |
Pop. 1%
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Karampelas, S., Hennebois, U., Mevellec, J.-Y., Pardieu, V., Delaunay, A. & Fritsch, E. (2023) Pink to Purple Sapphires from Ilakaka, Madagascar: Insights to Separate Unheated from Heated Samples. Minerals, 13 704. |
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Last edited by: Richard Baschera 2023-07-04 07:27:25 |
Pop. 2%
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Karampelas, S., Fritsch, E., Zorba, T. & Paraskevopoulos, K. M. (2011) INFRARED SPECTROSCOPY OF NATURAL VS. SYNTHETIC AMETHYST: AN UPDATE. Gems Gemol. 47 196–201. |
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Added by: Laurent Cournède 2016-03-10 21:32:20 |
Pop. 0.75%
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Karampelas, S., Pardieu, V., Mevellec, J.-Y. & Fritsch, E. (2022) Raman Spectroscopy of Zircon Inclusions in Unheated Pink Sapphires from Ilakaka, Madagascar: Opening New Perspectives. Journal of Gemmology, 38 16–18. |
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Last edited by: Richard Baschera 2022-10-28 09:28:58 |
Pop. 2%
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Karampelas, S. (2007) Pigments in natural-color corals. Gems Gemol. 43 95–96. |
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Added by: Laurent Cournède 2016-03-10 22:02:30 |
Pop. 0.75%
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Karampelas, S., Fritsch, E. & Notari, F. (2008) Natural pearls of the Veneridae family. Gems Gemol. 44 374–375. |
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Added by: Laurent Cournède 2016-03-10 21:58:40 |
Pop. 0.75%
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Karampelas, S., Fritsch, E., Rondeau, B., Andouche, A. & Metivier, B. (2009) IDENTIFICATION OF THE ENDANGERED PINK-TO-RED STYLASTER CORALS BY RAMAN SPECTROSCOPY. Gems Gemol. 45 48–52. |
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Added by: Laurent Cournède 2016-03-10 21:41:24 |
Pop. 0.75%
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Karampelas, S., Hennebois, U., Bersani, D., Delaunay, A. & Fritsch, E. (2023) Disambiguation of pyrope-rich garnet inclusions in coloured sapphires from Tanzania and identification of other inclusions by Raman spectroscopy. Journal of Raman Spectroscopy, 54 1213–1219. |
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Last edited by: Richard Baschera 2023-11-22 15:37:09 |
Pop. 3.25%
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Karampelas, S., Fritsch, E., Hainschwang, T. & Gauthier, J.-P. (2011) SPECTRAL DIFFERENTIATION OF NATURAL-COLOR SALTWATER CULTURED PEARLS FROM PINCTADA MARGARITIFERA AND PTERIA STERNA. Gems Gemol. 47 117–117. |
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Added by: Laurent Cournède 2016-03-10 21:32:20 |
Pop. 0.75%
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