USFG is now a member of the Rocky Mountain Federation of Mineral Societies http://rmfms.org/, which is a regional organization of the American Federation of Mineral Societies http://www.amfed.org/ . There are benefits to the USFG as an organization, and benefits to our members.
Please visit the websites and look around.
I have been a member through Tulsa Rock and Mineral Society for about 7 or 8 years.
Boa noite, estou iniciando neste segmento material e equipamentos para Lapidaçã.
This is great!