Introduction Taaffeite, (pronounced TAH-fite), is a mineral species crystallizing in the hexagonal system with the formula Mg3Al8BeO16. It is often included on a list of the rarest gemstones in the world. For a period of time, only a handful of…
Gem Market NewsLatest on Colored Stone Market Consumers remain cautious about spending on luxury goods, including jewelry, as the presidential campaign exploits antiestablishment angsts among America’s middle class. Gemworld’s Vice President Stuart Robertson reported in his last article in the GemGuide that the Las Vegas Show reflected…
*Gem Focus & Market Pulse (Free Subscriber)The Pearl market in Australia has been quite strong for a number of years. Jewelers usually stock pearls as supplementary products to gemstone set jewelry, however, in the last ten years or so, specialized pearl…
Gem Market NewsThis past year revealed more signs that the industry is adjusting to the new dynamic that emerged as the economy recovered from the recession. Colored stone dealers are optimistic heading into the holiday season. Increasing…
Colored Stone MarketGeological Society of America, founded in 1888, is one of the biggest and most influential geosciences organizations in the world. GSA has more than 25,000 members spread out in 107 countries. The society celebrated its 125th…
Featured ArticlesVegas was all about fancy color diamonds. Demand for melee and single stones in color is strong. Colorless diamond prices are stable despite rising cost of rough. Manufacturers are angry at mining companies for the…
Diamond MarketSynthetic and treated diamond melee continues to plague the industry. Auctions continue to amaze with record prices on diamonds. Mixed US markets heading into the holidays. Belgium exports rise but US is third in world…
Diamond MarketDiamond markets remain soft among some uncertainty heading into new year. Overall prices declined by about 15% for one carat diamonds in 2011. DeBeers announces synthetic diamond tester for use with large parcels of melee. This…
Diamond MarketMore encouraging signs for the North American gem and jewelry trade are surfacing this time in recent reports issued in Hong Kong and India. In each, market growth that is attributed to improving consumption in…
Colored Stone MarketTransparent colored gemstones are loved for their beautiful colors. How they absorb the visible light that passes through them determines their color (Figure 1). The study of light absorption by materials is called spectroscopy. Because…
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