Franklinite Cabochons under white light, then under shortwave UV light.

Photos by Dan Snow
This will be on display at the 59th Gem & Mineral Show, KCI Expo Center, 2020
Franklinite Cabochons under white light, then under shortwave UV light.
Photos by Dan Snow
This will be on display at the 59th Gem & Mineral Show, KCI Expo Center, 2020