Webbplatser som liknar Perlite.Net

Gallery of rock, mineral and fossil pictures by name, and earthquake pictures by event.

Learn how to start rock hounting, links to rock and gem web sites.

Provides information on becoming a gemologist. Offers testing equipment, books, tutorials and courses.

USGS reformatted geochemical data for Arminto quadrangle.

Archive of articles and graphical data related to plate tectonics.

Focuses in the research of climatic reconstruction of glacial and post-glacial times; polar ice-sheets; dynamics, history and ice-atmosphere interactions; ...

Bob's Rock Shop is the net's first 'zine for mineral collectors, rockhounds and lapidary hobbyists, now joined online by Rock&Gem magazine. Among the features to ...

USGS Mineral Resources Program Home Page: A source of unbiased information on the occurrence, quality, quantity, and availability of mineral resources. This ...