Works matching Artificial gems %26 precious stones

Results: 60

"Stone...That Flows": Faience and Glass as Man-Made Stones in Egypt.

Published in:

Journal of Glass Studies, 2012, v. 54, p. 11

By:

Nicholson, Paul T.

Publication type:

Article

Zu einigen großen Smaragden aus Glas.

Published in:

Journal of Glass Studies, 2011, v. 53, p. 103

By:

Ingeborg Krueger

Publication type:

Article

Paraíba-Like SYNTHETIC SAPPHIRE.

Published in:

Gems & Gemology, 2019, v. 55, n. 1, p. 101

By:

Zandi, Forozan

Publication type:

Article

Faint Green HPHT Synthetic Diamonds.

Published in:

Gems & Gemology, 2019, v. 55, n. 1, p. 99

By:

Eaton-Magaña, Sally

Publication type:

Article

SYNTHETIC DIAMOND CVD Layer Grown on Natural Diamond.

Published in:

Gems & Gemology, 2019, v. 55, n. 1, p. 97

By:

Ardon, Troy;
McElhenny, Garrett

Publication type:

Article

One Natural Melee Diamond Found in Large Batch of HPHT Synthetic Melee.

Published in:

Gems & Gemology, 2018, v. 54, n. 2, p. 208

By:

Persaud, Stephanie;
Wuyi Wang;
Johnson, Paul;
Balov, Ivana Petriska

Publication type:

Article

SYNTHETIC STAR SAPPHIRES AND RUBIES PRODUCED BYWIEDE'S CARBIDWERK, FREYUNG, GERMANY.

Published in:

Gems & Gemology, 2017, v. 53, n. 3, p. 312, doi. 10.5741/GemS.53.3.312

By:

Schmetzer, Karl;
Gilg, H. Albert;
Bernhardt, Heinz-Jürgen

Publication type:

Article

HPHT Synthetic Diamond with Intense Green Color.

Published in:

Gems & Gemology, 2017, v. 53, n. 1, p. 96

By:

Johnson, Paul;
Myagkaya, Elina

Publication type:

Article

ERRATA.

Published in:: 2016
Publication type:: Correction Notice

Gem News International.

Published in:

Gems & Gemology, 2014, v. 50, n. 4, p. 302

By:

Palke, Aaron C.;
Pardieu, Vincent;
Kiefert, Lore;
Hardy, Pierre;
Sintayehu, Tewodros;
Abate, Begosew;
Woldetinsae, Girma;
Segura, Olivier;
Fritsch, Emmanuel;
Droux, Alexandre;
Leblan, Sophie;
Hyršl, Jaroslav;
O'Bannon, Earl;
Williams, Quentin;
Chauhan, Meenakshi;
Tai-An Lai, Larry;
Ke Yin;
Shan-shan Du;
Shor, Russell;
Verma, Pragati

Publication type:

Article

Nano-Polycrystalline Diamond Sphere: A Gemologist's Perspective.

Published in:

Gems & Gemology, 2012, v. 48, n. 2, p. 128, doi. 10.5741/GEMS.48.2.128

By:

Skalwold, Elise A.

Publication type:

Article

Update on Mexifire Synthetic Fire Opal.

Published in:

Gems & Gemology, 2010, v. 46, n. 4, p. 287, doi. 10.5741/GEMS.46.4.287

By:

Bhandari, Rajneesh;
Choudhary, Gagan

Publication type:

Article

Synthetic Gem Materials in the 2000s: A Decade in Review.

Published in:

Gems & Gemology, 2010, v. 46, n. 4, p. 260, doi. 10.5741/GEMS.46.4.260

By:

Renfro, Nathan;
Koivula, John I.;
Wang, Wuyi;
Roskin, Gary

Publication type:

Article

Hydrothermal synthetic emerald sold as natural rough from Russia.

Published in:

Gems & Gemology, 2009, v. 45, n. 4, p. 305

By:

Singbamroong, Sutas;
Abdulla, Aida Ibrahim

Publication type:

Article

Colorless synthetic sapphire imitating rough diamond.

Published in:

Gems & Gemology, 2009, v. 45, n. 3, p. 230

By:

Ahmed, Nazar;
Singbamroong, Sutas

Publication type:

Article

Fancy Intense Blue Type IIb SYNTHETIC DIAMOND.

Published in:

Gems & Gemology, 2009, v. 45, n. 4, p. 291

By:

Ren Lu;
Eaton-Magaña, Sally

Publication type:

Article

Dyed chalcedony resembling chrysocolla.

Published in:

Gems & Gemology, 2008, v. 44, n. 4, p. 379

By:

Ahmed, Nazar

Publication type:

Article

Purplish blue synthetic quartz.

Published in:

Gems & Gemology, 2008, v. 44, n. 4, p. 377

By:

Choudhary, Gagan

Publication type:

Article

Synthetic citrine with abundant nail-head spicules.

Published in:

Gems & Gemology, 2008, v. 44, n. 4, p. 375

By:

Hainschwang, Thomas

Publication type:

Article

HPHT-Treated CVD SYNTHETIC DIAMOND Submitted for Dossier Grading.

Published in:

Gems & Gemology, 2008, v. 44, n. 4, p. 365

By:

Chadwick, Karen M.

Publication type:

Article

Two interesting synthetic rubies.

Published in:

Gems & Gemology, 2008, v. 44, n. 3, p. 279

By:

Choudhary, Gagan

Publication type:

Article

Tourmalines and their imitations obtained in Kandahar Afghanistan.

Published in:

Gems & Gemology, 2008, v. 44, n. 2, p. 187

By:

Fritsch, Emmanuel;
Lulzac, Yves;
Rondeau, Benjamin

Publication type:

Article

Unusual glass imitation of rubellite.

Published in:

Gems & Gemology, 2008, v. 44, n. 2, p. 186

By:

Rondeau, Benjamin;
Fritsch, Emmanuel;
Lulzac, Yves;
Mocquet, Blanca

Publication type:

Article

Experimental CVD synthetic diamonds from LIMHP.

Published in:

Gems & Gemology, 2008, v. 44, n. 2, p. 185

By:

Lefèvre, Pierre;
Chalain, Jean-Pierre

Publication type:

Article

Gem-quality CVD SYNTHETIC DIAMOND with Traces of Boron.

Published in:

Gems & Gemology, 2008, v. 44, n. 2, p. 158

By:

Wyu Wang;
Moses, Thomas M.

Publication type:

Article

An interesting synthetic sapphire.

Published in:

Gems & Gemology, 2008, v. 44, n. 1, p. 87

By:

Choudhary, Gagan

Publication type:

Article

New Tairus synthetic beryl simulating "Paraíba" tourmaline.

Published in:

Gems & Gemology, 2007, v. 43, n. 4, p. 385

By:

Choudhary, Gagan;
Golecha, Chaman

Publication type:

Article

LATEST-GENERATION CVD-GROWN SYNTHETIC DIAMONDS FROM APOLLO DIAMOND INC.

Published in:

Gems & Gemology, 2007, v. 43, n. 4, p. 294, doi. 10.5741/GEMS.43.4.294

By:

Wuyi Wang;
Hall, Matthew S.;
Kyaw Soe Moe;
Tower, Joshua;
Moses, Thomas M.

Publication type:

Article

BOX B: PHOSPHORESCENCE SPECTROSCOPY OF NATURAL-COLOR DIAMONDS.

Published in:: Gems & Gemology, 2007, v. 43, n. 4, p. 340
Publication type:: Article

Glass-Filled SYNTHETIC RUBY.

Published in:

Gems & Gemology, 2007, v. 43, n. 3, p. 250

By:

Jang-Green, HyeJin;
Befi, Riccardo

Publication type:

Article

Heat-treated Kashan flux-grown synthetic ruby.

Published in:

Gems & Gemology, 2007, v. 43, n. 2, p. 175

By:

Singbamroong, Sutas;
Ahmed, Nazar

Publication type:

Article

A Refined Infrared-Based Criterion for Successfully Separating Natural from Synthetic Amethyst.

Published in:

Gems & Gemology, 2006, v. 42, n. 3, p. 155

By:

Karampelas, Stefanos;
Fritsch, Emmanuel;
Zorba, Triantafyllia;
Paraskevopoulos, Konstantinos M.;
Sklavounos, Spyros

Publication type:

Article

Study of Fancy-Color and Near-Colorless HPHT-grown Synthetic Diamonds from Advanced Optical Technology Co., Canada.

Published in:

Gems & Gemology, 2006, v. 42, n. 3, p. 154

By:

Deljanin, Branko;
Simic, Dusan;
Epelboym, Marina;
Zaitsev, Alexander M.

Publication type:

Article

Defects in Single-Crystal CVD Synthetic Diamond Studied by Optical Spectroscopy with the Application of Uniaxial Stress.

Published in:

Gems & Gemology, 2006, v. 42, n. 3, p. 121

By:

Charles, David;
Collins, Alan T.;
Davies, Gordon;
Martineau, Philip

Publication type:

Article

Growth, Morphology, and Perfection of Single Crystals: Basic Concepts in Discriminating Natural from Synthetic Gemstones.

Published in:

Gems & Gemology, 2006, v. 42, n. 3, p. 112

By:

Sunagawa, Ichiro

Publication type:

Article

Growth of CVD Synthetic Diamond.

Published in:

Gems & Gemology, 2006, v. 42, n. 3, p. 111

By:

Butler, James E.

Publication type:

Article

The Great Synthetic Diamond Debate.

Published in:: Gems & Gemology, 2006, v. 42, n. 3, p. 66
Publication type:: Article

Identifying Treated and Synthetic Gems: The Dealer's Perspective.

Published in:

Gems & Gemology, 2006, v. 42, n. 3, p. 36

By:

Kane, Robert E.

Publication type:

Article

Identification of Synthetic Diamonds: Present Status and Future Developments.

Published in:

Gems & Gemology, 2006, v. 42, n. 3, p. 34

By:

Welbourn, Christopher

Publication type:

Article

Diffusion-treated synthetic sapphire.

Published in:

Gems & Gemology, 2006, v. 42, n. 2, p. 185

By:

Golecha, Chaman

Publication type:

Article

MOONSTONE Imitations.

Published in:

Gems & Gemology, 2006, v. 42, n. 2, p. 167

By:

S. F. M.

Publication type:

Article

IMITATION MELO "PEARLS.".

Published in:

Gems & Gemology, 2006, v. 42, n. 2, p. 166

By:

C. Y. W.

Publication type:

Article

SYNTHETICS AND SIMULANTS.

Published in:

2006

By:

Cole, Jo Ellen;
Lu, Taijin;
C. L.;
Breeding, Christopher M.

Publication type:

Abstract

Unusual Multicolored ASSEMBLED STONE.

Published in:

Gems & Gemology, 2006, v. 42, n. 1, p. 54

By:

Mayerson, Wendi M.

Publication type:

Article

Fast Facts about SYNTHETIC DIAMONDS.

Published in:

Gems & Gemology, 2005, v. 41, n. 1, p. 86

By:

Overlin, Stuart

Publication type:

Article

Faded glory: Gemstone simulants and enhancements.

Published in:

Studies in Conservation, 2012, v. 57, p. S313, doi. 10.1179/2047058412Y.0000000041

By:

Whalley, Joanna

Publication type:

Article

On the provenance study method of the archaeological relics based on styles and distributions.

Published in:

Chinese Archaeology, 2018, v. 18, n. 1, p. 146, doi. 10.1515/char-2018-0014

By:

Bai, Yunxiang

Publication type:

Article

CHARACTERIZATION OF A FEW GEM STONES BY X-RAY EMISSION TECHNIQUES (EDXRF AND EXTERNAL PIXE).

Published in:

International Journal of PIXE, 2010, v. 20, n. 3/4, p. 127, doi. 10.1142/S0129083510002051

By:

JOSEPH, DAISY

Publication type:

Article

A Photolexicon of Inclusion-Related Terms For Today's Gemmologist.

Published in:

Canadian Gemmologist, 2008, v. 29, n. 3, p. 95

By:

Koivula, John I.

Publication type:

Article

Editorial.

Published in:: 2008
Publication type:: Editorial