Forbes contributors publish independent expert analyses and insights. Kate Matthams Spencer is a Paris-based writer who covers jewelry. At the entrance to the jewelry galleries at the Victoria & ...
The jewelry industry has always been shaped by scarcity, beauty, and the occasional stroke of geological luck. For centuries, diamonds, rubies, sapphires, and emeralds held their positions as the ...
What is a gem? -- How gems form -- Crystals -- Classifying gems -- Physical properties -- Optical properties -- Where gemstones are found -- Mining gemstones ...