Gem Notes: Gemological Spectroscopy

Transparent colored gemstones are loved for their beautiful colors. How they absorbed the visible light that passes through them determines their color. The study of light absorption by materials is called spectroscopy. Because the rainbow array of color was observed...

Gem and Jewelry Auctions

On our Suncoast Gem Lab Facebook page we have shared many examples of how gemstones and jewelry are selling for record breaking prices at auction.  The latest being the pink diamond that sold at auction for a record $15.8 million. Where is the economic crisis?  It...