Studies concerning the origin of color in gem materials have grown in sophistication in recent years, so that much new information is now available about natural color and its possible modification by ...
Becky Stone writes about jewelry styles for INSTORE. She is founder and CEO of well-known jewelry blog Diamonds in the Library. Retirement can be a great part of life. As Nanji Singadia puts it, “I ...
Photo by Wimon Manorotkul. In describing colored gemstones, the major factors influencing color are hue (position of a color on a color wheel), lightness (tone), saturation (intensity), color zoning, ...