complete, up-to-date, mineral database containing 4,714 mineral species descriptions and comprehensive picture library of images. these data are linked to mineral tables by crystallography, chemical composition, physical and optical properties, dana classification, strunz classification, mineral name origins, mineral locality information, and alphabetical listing of all known valid mineral species. there are extensive links to other sources of mineral data available on the www.

geology.com is one of the world's leading portals to geology and earth science news and information for rocks, minerals, gemstones, energy, volcanoes, earthquakes, careers, geologic hazards, and more.

content area

geology is an earth science and study of the earth, structure of earth , rocks, minerals, surface features ,geological hazard ,erupt and volcanoes.

visit rob lavinsky and see the fine minerals and crystals for sale on the arkenstone. thousands of mineral photos to view

we provide science about the natural hazards that threaten lives and livelihoods; the water, energy, minerals, and other natural resources we rely on; the health of our ecosystems and environment; and the impacts of climate and land-use change. our scientists develop new methods and tools to supply timely, relevant, and useful information about the earth and its processes.

mineralienatlas that platform for geology, mineralogy, paleontology and mining themes is maintained by thousands of members.

alex strekeisen - i vetrini della mia fantasia

the worldwide community of fossil collectors, enthusiasts and paleontologists sharing their knowledge about fossils. meet new friends with old interests.