HEATKEYS

American Federation of Mineralogical Societies, a non-profit educational Federation of seven similar regional organization of gem, mineral and lapidary societies. Founded in 1947.

Society for the advancement of mineralogy, crystallography, geochemistry, and petrology, and promotion of their uses in other sciences, industry, and the arts.

Geology and Earth Science current events, news, articles, dictionary, satellite images, career information, reference maps, and more.

Comprehensive information database on the subjects of diamonds, gemstones, jewelry design and fabrication, gemology, geology, and a complete history of jewellery and gem mining throughout the world.

Explore the updated online encyclopedia from Encyclopaedia Britannica with hundreds of thousands of articles, biographies, videos, images, and web sites.

About Geology includes everything from outer space to the Earth

Bestcrystals.com is the online Rock Shop of hundreds of crystals, minerals, fossils from around the world, from $1 to grade

Online Dictionary - Multiple dictionaries including: English dictionary, medical dictionary, legal dictionary, financial dictionary, computer dictionary, thesaurus, dictionary of acronyms and abbreviations, dictionary of idioms, thesaurus, Columbia e...

A rock and mineral website for kids. This educational site is a resource for young rock and mineral collectors. Learn about rocks, minerals, and everything related to the earth.

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Definition of word from the Merriam-Webster Online Dictionary with audio pronunciations, thesaurus, Word of the Day, and word games.