Peridot Polishing Survey Results
Popular jewelry stones, peridots can actually vary in hardness. Our IGS member survey results can help you choose the right tools and techniques…
Popular jewelry stones, peridots can actually vary in hardness. Our IGS member survey results can help you choose the right tools and techniques…
Publisher’s note: This short history was originally published by the late Stephen Kotlowski, in the public domain, and is reproduced…
Mastering the art of color grading white diamonds is a challenge. Learn about the standards, terms, tools, and testing procedures and start practicing.…
Cubic zirconia is the most popular diamond simulant currently available. You can find polishing recommendations for this material in our IGS…
Looking for lap, polish, or lubricant suggestions for quartz polishing? You can find numerous combinations and technical advice in our IGS member…
Handcrafted silver, gold, bead and gemstone jewelry from the Land of Enchantment. We take our color pallets and inspiration from the natural beauty…