Related Links

The following organizations are among the experts in geology we refer to frequently. The information they provide can prove informative and interesting to our customers seeking more details regarding Gemology and Geology.

American Gem Society

Retail jewelers’ trade organization.

American Gem Trade Association

American Gem Trade Association (AGTA), P.O. Box 581043, Dallas, TX 75258-1043 USA, phone (214) 742-4367. Gem dealers trade organization.

Canadian Institute of Gemology

is a Web site dedicated to the fascinating field of gemology.

Geological Organizations

A list of geological organizations and links to their sites.

Geology - University of California Museum of Paleontogy

Exploring this series of exhibits will take you on a journey through the history of the Earth, with stops at particular points in time to examine the fossil record and stratigraphy.

was created to satisfy a great demand for accurate information which is so strongly needed in the jewelry

GIA - Gemological Institute of America

Features a gem encyclopedia, research and professional education resources.

International Gemological Institute, Inc.

Diamond and colored stone appraisals and courses, diamond repairs.

Good source for global mining news.

GIA - Gemological Institute of America

USGS scientists uncover the secrets of the deep, including environment, resources, and natural hazards, in the Coastal and Marine Geology Program.

Mining Journal

the weekly newspaper of the mining industry.

The Guardian

Mining information from around the world.

The National Mining Association

the official voice of U.S. mining offers information on minerals and safety.

University of Cambridge Earth Sciences

the home page of the Department of Earth Sciences, University of Cambridge>