Precious Braswell 1/1/14 Precious Braswell 1/1/14

Blue Chrysocolla Chalcedony from Peru

Precious Braswell 12/1/13 Precious Braswell 12/1/13

Cobalt-Colored Composite Sapphires

Precious Braswell 1/28/13 Precious Braswell 1/28/13

Cobalt-Colored Composite Sapphires Now Entering the Market

Precious Braswell 7/1/12 Precious Braswell 7/1/12

The Buddha Blue

Precious Braswell 3/21/12 Precious Braswell 3/21/12

Spinel and its Treatments: A Current Status Report

Precious Braswell 1/3/12 Precious Braswell 1/3/12

AGL Identifies Irradiated Colombian Emeralds

Precious Braswell 9/29/11 Precious Braswell 9/29/11

GRS and AGL Collaborate on Research and Harmonize the Description of Lead-Glass Treated Rubies

Precious Braswell 12/1/10 Precious Braswell 12/1/10

Rubies: Untreated and Treated

Precious Braswell 5/1/10 Precious Braswell 5/1/10

AGL Will Not be Classifying New Ruby Treatment as Composite Ruby

Precious Braswell 3/21/10 Precious Braswell 3/21/10

AGL Discusses the Latest “New” Ruby Heat Treatment Coming out of Thailand

Precious Braswell 3/1/10 Precious Braswell 3/1/10

Mozambique Rubies

Precious Braswell 6/21/09 Precious Braswell 6/21/09

Lead Glass Filled Ruby Set in Antique Jewelry

Precious Braswell 6/21/09 Precious Braswell 6/21/09

An Exclusive Interview With Christopher P. Smith, President and New Owner of the American Gemological Laboratories (AGL)

Precious Braswell 3/21/09 Precious Braswell 3/21/09

Gray-to-Blue-to-Violet Hydrogren-Rich Diamonds From The Argyle Mine, Australia

Precious Braswell 12/1/08 Precious Braswell 12/1/08

Coated Tanzanite Hits the Market

Precious Braswell 12/1/08 Precious Braswell 12/1/08

Forensic Gemology: Geographic Origin Determinations

Precious Braswell 12/1/08 Precious Braswell 12/1/08

The Burma Ruby Ban and Alternate Ruby Sources

Precious Braswell 6/21/08 Precious Braswell 6/21/08

Colored Gemstone Exchange - the first B2B platform devoted strictly to color

Precious Braswell 5/23/08 Precious Braswell 5/23/08

AGTA-GTC and AGL Identify New Tanzanite Treatment - An Update

Precious Braswell 5/21/08 Precious Braswell 5/21/08

AGL Identifies New Coating Treatment on Tanzanite