Here are links to sites that are useful to the jewelry manufacturing community, and are in the spirit of non-commercial industry education.

Science Of Jewelry

Founded by Owain Houghton and Chris Corti, this site is a not for profit site to further the understanding of metallurgical processes.

During the recent and final Santa Fe Symposium, "Owain, Chris and others decided that a free-to-access and easy-to-understand website could help widen the reach and help all stakeholders benefit from the (Santa Fe) Symposium."