Compiles, provides and analyzes mineral statistics, as well as provides spatial and statistical minerals information.
Northwest Opal Association
Non-profit association dedicated to the art of opal carving, jewelry making, and skills related to opal.
Southern Appalachian Mineral Society
Aims to promote interest and education in the various earth sciences, in particular, mineralogy, foster exchange of knowledge of lapidary techniques, and promote good fellowship.
Ventura Gem & Mineral Society, Inc.
Promotes interest and provides means and activities for the dissemination of information and knowledge in geology, mineralogy, paleontology, lapidary, and similar sciences.