National Jeweler, a weekly trade publication, posted an article August 29 about “Gem Legacy”, a nonprofit trust set up by jewelry professionals to support education and vocational training in the local economies of East Africa. The countries of this region are major sources of colored gemstones and diamonds, yet many of those persons who mine these […]
The holiday season is just a whirlwind of joy and stress — we’re all busy juggling our day to day life and getting ready for the Thanksgiving Feast, then Christmas with family, then New Year’s Eve. Into this mix of busy, we need to find gifts for loved ones, old friends, and business associates. At Mardon, we’ll help you […]
These gorgeous perfectly matched solid black opal earrings illustrate the global reach of the gem trade. We acquired the stones a few years back from an Aussie opal cutter in Lightning Ridge, Australia, then sent them to Nepal last year. Each leg of their journey was about 8,000 miles, so these opals have traveled the […]
We made this grand gent’s ring about 20 years ago, of platinum set with a stunning oval Tanzanite weighing 5.36 cts. It was interesting to see just how the platinum mounting and the Tanzanite were holding up– Our client Bill is a race-car driver by avocation, so we’re sure the piece got plenty of banging […]
As we mentioned in our recent blog, we're always excited to see the latest gem finds displayed at the upcoming Tucson gem shows. In recent decades Africa has been the biggest producer of wonderful new gemstones and gem materials. The heavily mineralized Great Rift valley along the eastern side of the continent was one of […]
