Kategoria BISAC: Nature >> Rocks & Minerals

The monograph is concerned with results of studies of petrology of mafic-ultramafic massifs as part of the East Sakhalin ophiolite association. It generalizes and interprets a large body of data (mainly original data) on geology, petrography, petrochemistry, and geochemistry of rocks; mineralogy and geochemistry of rock-forming and accessory minerals; chromite and platinum contents, and isotopic age of zircons from rocks of the typical mafic-ultramafic massifs of the East Sakhalin ophiolite association: Berezovka, Shel'ting, Komsomol'sk, and South Schmidt. Gabbroids from the Berezovka...

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Updated 5th Edition with new sites & museums
Learn Where & How to Dig, Pan and Mine "Your Own " Gems & Minerals

SOUTHEAST

Alabama Arkansas Florida Georgia Kentucky Louisiana
Mississippi Missouri North Carolina South Carolina
Tennessee Virginia West Virginia

Whether you re digging for the first time or are an experienced rockhound or prospector, with a simple rock hammer and a little luck, you too can strike it rich ... or at the very least, have fun trying.

This guide offers you easy-to-use information on the ins and outs of fee dig mining, complete with locations,...

Updated 6th edition with new sites & museums
Learn Where & How to Dig, Pan and Mine Your Own Gems & Minerals

SOUTHWEST

Arizona - California - Colorado - Hawaii - Kansas
Nevada - New Mexico - Oklahoma - Texas - Utah

Whether you're digging for the first time or are an experienced rockhound or "prospector," with a simple rock hammer and a little luck, you too can strike it rich ... or at the very least, have fun trying.

This guide offers you easy-to-use information on the ins and outs of "fee...

From the author of Women from the Ankle Down comes a lively cultural biography of diamonds, which explores our society's obsession with the world's most brilliant gemstone and the real-world characters who make them shine.

"A diamond is forever." Who among us doesn't recognize this phrase and, with it, the fascination that these shiny gemstones hold in our collective imagination as symbols of royalty, stars, and eternal love? But who gave us this catchphrase? Where do these gemstones and their colorful legacies originate? How did they become our culture's symbol of...

This book presents an extensive overview of literature published globally in the last decades on REE distribution in minor and accessory minerals from various types of ultramafic, mafic, and other plutonic rocks. It is a continuation of the author’s work published in 2010: Rare Earth Elements in Ultramafic and Mafic Rocks and their Minerals. Main Types of Rocks. Rock-Forming Minerals.

The analytical database created includes over 900 analyses of minerals, including garnets (341),...