Agates of the Teufelskanzel Near Oberthal, Saarland, Germany
From the Summer 2013 issue of G&G, a brief overview and commentary on the article featured in Lapis, Vol. 38, No. 5
Blue Spinel Crystals in the MgAl2O4-CoAl2O4 Series, Part I: Flux Growth and Chemical Characterization
From the Summer 2013 issue of G&G, a brief overview and commentary on the article featured in American Mineralogist, Vol. 97, No. 11-12
Growth Strategy for Controlling Dislocation Densities and Crystal Morphologies of Single Crystal Diamond by Using Pyramidal-Shape Substrates
From the Summer 2013 issue of G&G, a brief overview and commentary on the article featured in Diamond and Related Materials, Vol. 33.
Infrared Microspectroscopy of Natural Argyle Pink Diamond
From the Summer 2013 issue of G&G, a brief overview and commentary on the article featured in Diamond and Related Materials, Vol. 23.
Internal Texture and Syngenetic Inclusions in Carbonado
From the Summer 2013 issue of G&G, a brief overview and commentary on the article featured in The Canadian Mineralogist, Vol. 51, No. 1.
China Market: The New Frontier
From the Summer 2013 issue of G&G, a brief overview and commentary on the article featured in Diamond World, Vol. 40, No. 2
Zircon and Geikielite from Sri Lanka with Artificial Stars
From the Summer 2013 issue of G&G, a brief overview and commentary on the article featured in Revue de l'Association Française de Gemmologie, No. 180.
New Find: Blue “Cloud Agates” from Weierbach near Idar-Oberstein, Rhineland-Palatinate
From the Summer 2013 issue of G&G, a brief overview and commentary on the article featured in Lapis, Vol. 37, No. 6.
The Ellendale Diamond Field: Exploration History, Discovery, Geology, and Mining
From the Summer 2013 issue of G&G, a brief overview and commentary on the article featured in The Australian Gemmologist, Vol. 24, No. 12