Works matching IS 13554565 AND DT 2021 AND VI 37 AND IP 5

Results: 34

Laboratory-grown Diamonds: Information Guide to HPHT-grown and CVD-grown Diamonds.

Published in:

Journal of Gemmology, 2021, v. 37, n. 5, p. 547, doi. 10.15506/jog.2021.37.5.547

By:

Lanigan, Peter M. P.;
McGuinness, Colin D.

Publication type:

Article

The Anthropology of Precious Minerals.

Published in:

Journal of Gemmology, 2021, v. 37, n. 5, p. 545, doi. 10.15506/jog.2021.37.5.545

By:

Lawson, Lynda

Publication type:

Article

Evelyne Stern FGA 1924–2021.

Published in:

Journal of Gemmology, 2021, v. 37, n. 5, p. 540

By:

Stern, Marion

Publication type:

Article

Syed Iftikhar Hussain 1952–2020.

Published in:

Journal of Gemmology, 2021, v. 37, n. 5, p. 539

By:

Bruce-Lockhart, Simon

Publication type:

Article

Dr Walter William (Bill) Hanneman 1934–2020.

Published in:

Journal of Gemmology, 2021, v. 37, n. 5, p. 538

By:

Hodgkinson, Alan

Publication type:

Article

A WEBINAR WITH THE EDITOR.

Published in:: Journal of Gemmology, 2021, v. 37, n. 5, p. 537
Publication type:: Article

GEM-A ANNUAL GENERAL MEETING 2020.

Published in:: Journal of Gemmology, 2021, v. 37, n. 5, p. 537
Publication type:: Article

MEMBERSHIP RENEWAL NOTICE.

Published in:: Journal of Gemmology, 2021, v. 37, n. 5, p. 537
Publication type:: Article

GEM-A DIPLOMA PASSES AND AWARDS.

Published in:: Journal of Gemmology, 2021, v. 37, n. 5, p. 534
Publication type:: Article

COVID-19 NOTICE FROM GEM-A CEO ALAN HART.

Published in:: Journal of Gemmology, 2021, v. 37, n. 5, p. 534
Publication type:: Article

Large Faceted Synthetic Forsterite and Synthetic Tephroite.

Published in:

Journal of Gemmology, 2021, v. 37, n. 5, p. 469, doi. 10.15506/jog.2021.37.5.469

By:

Rakovan, John

Publication type:

Article

Revealing the Formation Secrets of the Matryoshka Diamond.

Published in:

Journal of Gemmology, 2021, v. 37, n. 5, p. 528, doi. 10.15506/JoG.2021.37.5.528

By:

Fritsch, Emmanuel

Publication type:

Article

The Discovery and Naming of Alexandrite and Phenakite: Separating Fact from Fiction.

Published in:

Journal of Gemmology, 2021, v. 37, n. 5, p. 496, doi. 10.15506/JoG.2021.37.5.496

By:

Schmetzer, Karl;
Burlakov, Evgenii Vladimirovich

Publication type:

Article

A New Type of Emerald from Afghanistan's Panjshir Valley.

Published in:

Journal of Gemmology, 2021, v. 37, n. 5, p. 474, doi. 10.15506/JoG.2021.37.5.474

By:

Krzemnicki, Michael S.;
Wang, Hao A. O.;
Büche, Susanne

Publication type:

Article

Rough Jadeite with an Artificial Coating to Imitate a Weathered Crust.

Published in:

Journal of Gemmology, 2021, v. 37, n. 5, p. 472, doi. 10.15506/jog.2021.37.5.472

By:

Wenting Lu;
Lei Zhang;
Qiusheng Zhang;
Zhonghua Song;
Taijin Lu

Publication type:

Article

New Variation on Artificial Glass Imitating Tanzanite.

Published in:

Journal of Gemmology, 2021, v. 37, n. 5, p. 470, doi. 10.15506/jog.2021.37.5.470

By:

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

Publication type:

Article

Colour Enhancement of Pink Tourmaline from Nigeria by Electron-Beam and Gamma Irradiation.

Published in:

Journal of Gemmology, 2021, v. 37, n. 5, p. 514, doi. 10.15506/JoG.2021.37.5.514

By:

Suwanmanee, Waratchanok;
Wanthanachaisaeng, Bhuwadol;
Utapong, Teerawat;
Sutthirat, Chakkaphan

Publication type:

Article

HPHT-Grown Near-Colourless Synthetic Diamond with Detectable GR1 Defect.

Published in:

Journal of Gemmology, 2021, v. 37, n. 5, p. 467, doi. 10.15506/jog.2021.37.5.467

By:

Bo Gao;
Zhonghua Song;
Taijin Lu;
Yongwang Ma

Publication type:

Article

Near-Colourless CVD Synthetic Diamond with Uncompensated Boron.

Published in:

Journal of Gemmology, 2021, v. 37, n. 5, p. 465, doi. 10.15506/jog.2021.37.5.465

By:

Huiru Dai;
Zhonghua Song;
Taijin Lu;
Yongwang Ma

Publication type:

Article

Visit to a Gold-Lipped Cultured Pearl Farm in Myanmar.

Published in:

Journal of Gemmology, 2021, v. 37, n. 5, p. 463, doi. 10.15506/jog.2021.37.5.463

By:

Sun, Tay Thye;
Nyunt, Thet Tin;
Lwin, Myo;
Linn, Tay Zar

Publication type:

Article

An Unusual Black Natural Pearl from Mytilidae.

Published in:

Journal of Gemmology, 2021, v. 37, n. 5, p. 461, doi. 10.15506/jog.2021.37.5.461

By:

(Hanco) Zwaan, J. C.;
Karampelas, Stefanos

Publication type:

Article

Molluscs Artificially Filled with Cultured Pearls of Various Colours.

Published in:

Journal of Gemmology, 2021, v. 37, n. 5, p. 458, doi. 10.15506/jog.2021.37.5.458

By:

Seneewong-Na-Ayutthaya, Montira;
Chongraktrakul, Wassana;
Kowinthaweewat, Yadawadee

Publication type:

Article

Turquoise from Mongolia.

Published in:

Journal of Gemmology, 2021, v. 37, n. 5, p. 456, doi. 10.15506/jog.2021.37.5.456

By:

Štubňa, Ján;
Bačík, Peter;
Fridrichová, Jana;
Hanus, Radek

Publication type:

Article

Turquoise from Armenia.

Published in:

Journal of Gemmology, 2021, v. 37, n. 5, p. 454, doi. 10.15506/jog.2021.37.5.454

By:

Štubňa, Ján;
Andrášiová, Alžbeta

Publication type:

Article

Spectroscopic Study of Serendibite from Sri Lanka.

Published in:

Journal of Gemmology, 2021, v. 37, n. 5, p. 451, doi. 10.15506/jog.2021.37.5.451

By:

N., Chutimun Chanmuang;
Nasdala, Lutz;
Wildner, Manfred;
Škoda, Radek;
Zoysa, E. Gamini

Publication type:

Article

A Rare Ruby Showing an Interesting Sheen Effect.

Published in:

Journal of Gemmology, 2021, v. 37, n. 5, p. 450, doi. 10.15506/jog.2021.37.5.450

By:

Sripoonjan, Tasnara;
Ounorn, Papawarin

Publication type:

Article

Horsetail-like Inclusions in a Colour-Change Garnet from Tanzania.

Published in:

Journal of Gemmology, 2021, v. 37, n. 5, p. 448, doi. 10.15506/jog.2021.37.5.448

By:

Schwarzinger, Clemens

Publication type:

Article

Webinars and Other Online Content for Gemmological Education.

Published in:: Journal of Gemmology, 2021, v. 37, n. 5, p. 447, doi. 10.15506/jog.2021.37.5.447
Publication type:: Article

The Journal's Cumulative Index and Bibliography Lists Updated.

Published in:: Journal of Gemmology, 2021, v. 37, n. 5, p. 446, doi. 10.15506/jog.2021.37.5.446a
Publication type:: Article

Global Diamond Industry Report 2020–2021.

Published in:: Journal of Gemmology, 2021, v. 37, n. 5, p. 446, doi. 10.15506/jog.2021.37.5.446b
Publication type:: Article

GemFair Annual Report.

Published in:: Journal of Gemmology, 2021, v. 37, n. 5, p. 446, doi. 10.15506/jog.2021.37.5.446
Publication type:: Article

Diamond, Coloured Stone and Jewellery Market Reports from GJEPC.

Published in:: Journal of Gemmology, 2021, v. 37, n. 5, p. 445, doi. 10.15506/jog.2021.37.5.445b
Publication type:: Article

Consumer Surveys on Diamond and Coloured Stones.

Published in:

Journal of Gemmology, 2021, v. 37, n. 5, p. 445, doi. 10.15506/jog.2021.37.5.445a

By:

Laurs, Brendan M.

Publication type:

Article

CIBJO Pearl Guide.

Published in:: Journal of Gemmology, 2021, v. 37, n. 5, p. 445, doi. 10.15506/jog.2021.37.5.445
Publication type:: Article