Works matching IS 13554565 AND DT 2025 AND VI 39 AND IP 5

Results: 38

Paraiba: The Legacy of a Color.

Published in:

Journal of Gemmology, 2025, v. 39, n. 5, p. 512, doi. 10.15506/jog.2025.39.5.512

By:

Larson, Bill

Publication type:

Article

Pearls for the Crown: Art, Nature, and Race in the Age of Spanish Expansion.

Published in:

Journal of Gemmology, 2025, v. 39, n. 5, p. 513, doi. 10.15506/jog.2025.39.5.513

By:

Galopim de Carvalho, Rui

Publication type:

Article

The Origins and Analyses of Gem Corundums.

Published in:

Journal of Gemmology, 2025, v. 39, n. 5, p. 511, doi. 10.15506/jog.2025.39.5.511

By:

Sutherland, Lin

Publication type:

Article

Prof. Dr Henry A. Hänni FGA: 1945-2025.

Published in:

Journal of Gemmology, 2025, v. 39, n. 5, p. 508

By:

Cartier, Laurent E.;
Krzemnicki, Michael S.

Publication type:

Article

MESSAGE FROM GEM-A CEO CATH HILL.

Published in:: Journal of Gemmology, 2025, v. 39, n. 5, p. 507
Publication type:: Article

AGA TUCSON CONFERENCE.

Published in:

Journal of Gemmology, 2025, v. 39, n. 5, p. 506

By:

Laurs, Brendan M.

Publication type:

Article

A New Type of Green Synthetic Forsterite.

Published in:

Journal of Gemmology, 2025, v. 39, n. 5, p. 447, doi. 10.15506/jog.2025.39.5.447

By:

Fritsch, Emmanuel;
Vigier, Maxence;
Hennebois, Ugo

Publication type:

Article

The Successful Production of Spherical Bead-nucleated Abalone Pearls.

Published in:

Journal of Gemmology, 2025, v. 39, n. 5, p. 486, doi. 10.15506/JoG.2025.39.5.486

By:

Shigeru Akamatsu;
Sho Okano;
Kiyohito Nagai

Publication type:

Article

Quantification of the Iron Content in Blue Beryl and Bluish Green Emerald Using Spectrum Resolution of UV-Vis-NIR Spectra.

Published in:

Journal of Gemmology, 2025, v. 39, n. 5, p. 466, doi. 10.15506/JoG.2025.39.5.466

By:

Hanser, Carina Silke;
Schmitz, Fabian Dietmar;
Häger, Tobias;
Botcharnikov, Roman

Publication type:

Article

Gold-sheen Sapphire from Basaltic Lavas, Changle, Shandong Province, China.

Published in:

Journal of Gemmology, 2025, v. 39, n. 5, p. 450, doi. 10.15506/JoG.2025.39.5.450

By:

Shiying Wang;
Yan Li;
Che Shen

Publication type:

Article

ERRATUM.

Published in:: Journal of Gemmology, 2025, v. 39, n. 5, p. 449, doi. 10.15506/jog.2025.39.5.449
Publication type:: Article

'Pom-Pom' Quartz: A New Gem Material Containing Bassanite Inclusions, from Minas Gerais, Brazil.

Published in:

Journal of Gemmology, 2025, v. 39, n. 5, p. 498, doi. 10.15506/JoG.2025.39.5.498

By:

Altieri, Alessandra;
Ballirano, Paolo;
Macrì, Michele

Publication type:

Article

Polystyrene Nucleus in a Freshwater Cultured Pearl.

Published in:

Journal of Gemmology, 2025, v. 39, n. 5, p. 445, doi. 10.15506/jog.2025.39.5.445

By:

Chan Shih, Sally;
Cevallos, Pamela

Publication type:

Article

A Melee-sized Colourless HPHT Synthetic Diamond with Dislocation-like Blue Fluorescence.

Published in:

Journal of Gemmology, 2025, v. 39, n. 5, p. 443, doi. 10.15506/jog.2025.39.5.443

By:

Hainschwang, Thomas

Publication type:

Article

Exceptional Väyrynenite Gemstones.

Published in:

Journal of Gemmology, 2025, v. 39, n. 5, p. 441, doi. 10.15506/jog.2025.39.5.441

By:

Sharon Tao

Publication type:

Article

Yellow-to-Orange Topaz from Zambia.

Published in:

Journal of Gemmology, 2025, v. 39, n. 5, p. 440, doi. 10.15506/jog.2025.39.5.440

By:

Williams, Bear;
Williams, Cara;
Laurs, Brendan M.

Publication type:

Article

A Rare Bicoloured Yellow and Purple Topaz.

Published in:

Journal of Gemmology, 2025, v. 39, n. 5, p. 437, doi. 10.15506/jog.2025.39.5.437

By:

Yujie Gao;
Xueying Sun;
Ziyun Zhang

Publication type:

Article

A Photochromic Yellow Sapphire Coloured by Hole Centres.

Published in:

Journal of Gemmology, 2025, v. 39, n. 5, p. 435, doi. 10.15506/jog.2025.39.5.435

By:

Blumentritt, Féodor;
Zuber, Guillaume;
Caplan, Candice;
Notari, Franck

Publication type:

Article

A Purple Sapphire Containing Interesting Inclusions: Formation Insights.

Published in:

Journal of Gemmology, 2025, v. 39, n. 5, p. 433, doi. 10.15506/jog.2025.39.5.433

By:

Yujie Gao;
Ziyun Zhang

Publication type:

Article

Pezzottaite-Beryl Intergrowths from a New Find in Madagascar.

Published in:

Journal of Gemmology, 2025, v. 39, n. 5, p. 431, doi. 10.15506/jog.2025.39.5.431

By:

Stephan, Tom;
Milisenda, Claudio C.;
Preisinger, Nikolas

Publication type:

Article

Spherocobaltite within a Fluid Inclusion in a Zambian Emerald.

Published in:

Journal of Gemmology, 2025, v. 39, n. 5, p. 416, doi. 10.15506/jog.2025.39.5.416

By:

Yi Zhang;
Xiaoyan Yu

Publication type:

Article

Three-dimensional Raman Mapping of a Chrysoberyl-Quartz Inclusion in an Emerald from Tanzania.

Published in:

Journal of Gemmology, 2025, v. 39, n. 5, p. 414, doi. 10.15506/jog.2025.39.5.414

By:

Yujie Gao;
Ziyun Zhang;
Cuiling Zhen

Publication type:

Article

Pink Garnet from the Umba Valley Area, Tanzania: Gem Characterisation.

Published in:

Journal of Gemmology, 2025, v. 39, n. 5, p. 423, doi. 10.15506/jog.2025.39.5.423

By:

Borenstein, Guy

Publication type:

Article

Pink Garnet from the Umba Valley Area, Tanzania: Mining and Surface Characteristics of the Rough.

Published in:

Journal of Gemmology, 2025, v. 39, n. 5, p. 421, doi. 10.15506/jog.2025.39.5.421

By:

Laurs, Brendan M.;
White, Jeff

Publication type:

Article

Trapiche Grossular from China.

Published in:

Journal of Gemmology, 2025, v. 39, n. 5, p. 418, doi. 10.15506/jog.2025.39.5.418

By:

Hainschwang, Thomas

Publication type:

Article

A Large Gem-Quality Haüyne from Afghanistan.

Published in:

Journal of Gemmology, 2025, v. 39, n. 5, p. 428, doi. 10.15506/jog.2025.39.5.428

By:

Zhenghao Zhao;
Naoya Fujita;
Yumi Eguchi;
Makoto Okano;
Kentaro Emori;
Hiroshi Kitawaki

Publication type:

Article

Gem-quality Dark Blue Haüyne from Afghanistan.

Published in:

Journal of Gemmology, 2025, v. 39, n. 5, p. 426, doi. 10.15506/jog.2025.39.5.426

By:

Blumentritt, Féodor;
Notari, Franck

Publication type:

Article

Dickite from Madagascar, Sold as Turquoise.

Published in:

Journal of Gemmology, 2025, v. 39, n. 5, p. 412, doi. 10.15506/jog.2025.39.5.412

By:

Cathelineau, Thierry

Publication type:

Article

An Alexandrite-Emerald Intergrowth, Reportedly from Russia.

Published in:

Journal of Gemmology, 2025, v. 39, n. 5, p. 410, doi. 10.15506/jog.2025.39.5.410

By:

Khourie, Kaylan

Publication type:

Article

Characteristics of Agates from Ferdows, Eastern Iran.

Published in:

Journal of Gemmology, 2025, v. 39, n. 5, p. 408, doi. 10.15506/jog.2025.39.5.408

By:

Rahimzadeh, Bahman;
Hadipanah, Parisa

Publication type:

Article

Working Group on Red Coral 2024 Report.

Published in:: Journal of Gemmology, 2025, v. 39, n. 5, p. 407, doi. 10.15506/jog.2025.39.5.407a
Publication type:: Article

RJC's New Laboratory Grown Material Standard.

Published in:: Journal of Gemmology, 2025, v. 39, n. 5, p. 407, doi. 10.15506/jog.2025.39.5.407
Publication type:: Article

RJC's Updated Code of Practices and Chain of Custody Standards.

Published in:: Journal of Gemmology, 2025, v. 39, n. 5, p. 406, doi. 10.15506/jog.2025.39.5.406c
Publication type:: Article

The Journal's Cumulative Index and Bibliographies Updated.

Published in:: Journal of Gemmology, 2025, v. 39, n. 5, p. 406, doi. 10.15506/jog.2025.39.5.406b
Publication type:: Article

JNA's GemsWorld 2025.

Published in:: Journal of Gemmology, 2025, v. 39, n. 5, p. 406, doi. 10.15506/jog.2025.39.5.406a
Publication type:: Article

Hybrid Diamond Master Set for Colour Grading.

Published in:: Journal of Gemmology, 2025, v. 39, n. 5, p. 406, doi. 10.15506/jog.2025.39.5.406
Publication type:: Article

CIBJO's Guidelines for Measuring ESG Performance in the Jewellery Industry and Supply Chain.

Published in:: Journal of Gemmology, 2025, v. 39, n. 5, p. 405, doi. 10.15506/jog.2025.39.5.405b
Publication type:: Article

INSTRUMENTATION.

Published in:

Journal of Gemmology, 2025, v. 39, n. 5, p. 405

By:

Scarani, Alberto;
Åström, Mikko

Publication type:

Article