It was only in the early 1980s when scientists like the well-known mineralogist and gemologist George Bosshart demonstrated the usefulness of spectrometers in gemstone analysis. Surprisingly enough, only a few laboratories jumped on the train…
Featured ArticlesThe beryl family has an interesting range of varieties (Figure-1), with the emerald tending to take ‘centre stage.’ Some evidence supporting this comes in the form of early synthetic emeralds in my teaching collection (Figure…
Featured ArticlesABSTRACT This article looks at gemology from two different, but complimentary perspectives, drawing the following conclusions: Scientific gemology needs experimentation in addition to observation. Unassailable source material is the foundation upon which that experimentation should be based…
Featured ArticlesIn what could have been the next Fred Ward emerald trial, the jeweler in this case prevailed. It was not that he was without error. However, had he lost this trial, it would have wrongly…
Featured ArticlesNot only has the recession taken hold, but a major generational shift has occurred in the United States, changing the rules of the game, Martin Rapaport warned in his state of the industry address at…
Featured ArticlesThe term keshi has long been misunderstood in the jewelry markets. Keshi, in the traditional use is only the Japanese saltwater natural tiny pearls. They represent only 0.5% to 1% of the total Japanese akoya…
Featured ArticlesSeveral reasons appear to be influencing demand for nontraditional gems. Among them is the current economic condition that has triggered a trend towards nontraditional materials. These are appealing in part due to their lower price…
Featured ArticlesIn the last issue of the Gem Market News (May/June 2009), an article appeared on the Crown of Light Diamond, a patented cut sold exclusively by Diamonds International. Never has an article commanded such intense…
Featured ArticlesA study by Indias Gems and Jewellery Export Promotion Council and the consulting firm KPMG reports annual worldwide retail sales of newly manufactured jewelry totaled $146 billion in 2005 (most recent data available). Broadly speaking…
Featured ArticlesLas Vegas is becoming like Tucson in that what used to be one very well attended show, is now several shows, all feeling the thinning of the buyer pool. This year marked the 18th year…
Featured Articles