Bear Williams

Lab Director Stone Group Laboratories, LLC

Contact information may be available to logged in members.

Verbal identification, written laminated reports. colored gemstone research and consultation services.

Associate Member

Accreditations

AEM

Business Categories

Gemological Laboratory, Identification Reports

Gemstones

Beryl, Black Opal, Chrysoberyl, Corundum, Emerald, Fancy Color Diamond, Imperial Topaz, Jadeite, Ruby, Sapphire, Spessartite Garnet, Spinel