Rocks and Minerals includes the scientific studies of mineralogy and petrology. The category also includes web sites devoted to the appreciation, acquisition, and collecting of precious stones, including rockhounding.
USGS information on collecting rocks.
Gateway to information on minerals and mineral resources research in the eastern United States.
GeMin exhibition and online copipes of the Oryktologia NEA news.
Provides information on becoming a gemologist. Offers testing equipment, books, tutorials and courses.
Click on the map to view pictures of minerals found in the chosen state.
Professor in the Department of Geology at Miami University, Oxford, OH. Includes information on Dr. Rakovan's research and teaching in mineralogy and geochemistry.
Contains over 100 pictures of minerals, rocks and fossils, as well as information about classification, identification, the Science Olympiad Rocks and Minerals event and related topics.
High-resolution pictures of rocks and minerals, taken from personal collections, as well as the Calvin College Geology Department, Michigan, USA.
Thanks to DMOZ, which built a great web directory for nearly two decades and freely shared it with the web. About us