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Recommended Interesting Articles

Gemstones

Ammolite

An organic gemstone with a spectacular flash of iridescent colors! Author: Hobart M. King, Ph.D., GIA Graduate Gemologist Ammolite cabochons: Three Ammolite cabochons made from material mined from the Bearpaw Formation at the Aurora Ammolite Mine in Alberta, Canada. All of these cabochons are assembled triplet stones with a transparent quartz cap.
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Rockhounding New England

By Peter Cristofono "A field guide to some of the region's best rockhounding sites!" This book is a 6" x 9" paperback with 312 pages, descriptions, maps, and photos. Rockhounding New England Table of Contents Acknowledgments viii Introduction 1 New England Geology 3 Rockhounding Basics 11 How to Use This Book 19 About the Author 21 Map Legend 22 Connecticut Sites 1.
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Maps

Florida Map Collection

Florida County Map: This map shows Florida's 67 counties. Also available is a detailed Florida County Map with county seat cities. Florida on a USA Wall Map Florida Delorme Atlas Florida on Google Earth Map of Florida Cities: This map shows many of Florida's important cities and most important roads.
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Rocks

Crushed Stone - The Unsung Mineral Hero

It is the geologic commodity upon which almost everything is built. Article by: Hobart M. King, Ph.D., RPG Many types of crushed stone: Crushed stone is not a "standardized commodity." It is made by mining one of several types of rock such as limestone, granite, trap rock, scoria, basalt, dolomite, or sandstone; crushing the rock; and then screening the crushed rock to sizes that are suitable for the intended end use.
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Advanced Prospecting and Detecting for Hardrock Gold

By Jim Straight When prospecting for gold, learning about the geology of your area could have big payoffs! This book is written for experienced gold hunters, and examines "The relationship of Regional Geology to the Types of Placer Deposits (With Emphasis on Epithermal Deposits Forming Eluvial Placers and How to Metal Detect Them); Meteorites - Mining Districts / Gossans - Laterities".
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Physical Map of the World

Physical Map of the World - Laminated Wall Map Map Dimensions: 33 inches tall x 54 inches wide. Click here for more detail. The Physical Map of the World is a durable laminated wall map that is perfect for schools, offices, homes, or anywhere that a physical map of the world is needed for education, display or decor.
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