GIA gets inside look at African emerald mine
On a recent trip to Zambia, field researchers with the Gemological Institute of America got a look at what has made the Gemfields emerald mining operations at the Kagem mine so successful.
Mikimoto unveils new global ad campaign
Mikimoto announced that it will launch its first global ad campaign in more than a decade this fall, coinciding with the launch of a redesigned website for the brand.
Gemfields expands into sapphires
Gemfields has entered into a joint venture with East West Gem Investment Limited in Sri Lanka to add sapphires to its portfolio of colored gemstones, which already includes emeralds and rubies.
Tanzanite Foundation to restructure
The Tanzanite Foundation recently announced that it would undergo a structural and operational reorganization effective this month to better align the nonprofit with the global tanzanite market and sightholder expectations.
Rocks On: Tanzanite comes into its own
In the second installment of Rocks On, National Jeweler takes a look at the current status of the tanzanite market and showcases 13 pieces of tanzanite jewelry.
Gemstone csarite now trademarked in US
Milenyum Mining announced that it has been granted two trademarks by the U.S. Patent and Trademark Office for csarite, the color-changing gemstone it mines in Turkey.
Inside the Csarite Mine of Turkey
High in the Anatolian mountains of Turkey is a mine that is the sole source for a gemstone trending among jewelry designers in search of something different.