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Placer Gold Deposits of ArizonaPlacer Gold Deposits of ArizonaPlacer Gold Deposits Of Arizona provides a comprehensive and authoritative catalog of location, geology and production with lists of annotated references pertaining to the placer gold districts of Arizona. Eighty-seven placer districts in Arizona are estimated to have produced a minimum of 564,052 ounces of placer gold from 1774 to 1968. The location, areal extent, past production, mining history and probable lode source summarized for each district are based on information obtained from a wide variety of published reports relating to placer deposits. Annotated references to all reports that contain information about individual deposits are given for each district. A Geological Survey map of placer deposits in Arizona is included.
Placer Gold Deposits of NevadaPlacer Gold Deposits of NevadaPlacer Gold Deposits Of Nevada provides a comprehensive and authoritative catalog of location, geology and production with lists of annotated references pertaining to the placer gold districts of Nevada. One hundred and fifteen placer districts in Nevada are estimated to have produced a minimum of 1,700,000 ounces of placer gold from 1849 to 1968. The location, areal extent, past production, mining history and probable lode source summarized for each district are based on information obtained from a wide variety of published reports relating to placer deposits. Annotated references to all reports that contain information about individual deposits are given for each district. A Geological Survey map of placer deposits in Nevada is included.
Placer Gold Deposits of New MexicoPlacer Gold Deposits of New MexicoPlacer Gold Deposits Of New Mexico provides a comprehensive and authoritative catalog of location, geology and production with lists of annotated references pertaining to the placer gold districts of New Mexico. Thirty-three placer districts in New Mexico are estimated to have produced a minimum of 661,000 ounces of placer gold from 1828 to 1968. The location, areal extent, past production, mining history and probable lode source summarized for each district are based on information obtained from a wide variety of published reports relating to placer deposits. Annotated references to all reports that contain information about individual deposits are given for each district. A Geological Survey map of placer deposits in New Mexico is included.
Placer Gold Deposits of the Sierra NevadaPlacer Gold Deposits of the Sierra NevadaThe history and geology of the Mother Lode Gold Country of California were well documented in numerous government mineral resource surveys throughout the century. Placer Gold Deposits of the Sierra Nevada compiles data from those reports, long unavailable, in a concise, convenient edition that concentrates on placer gold, hydraulic, and drift mines, giving location information as well as history and past production figures. Covering the mines of the Mother Lode, it also includes the other gold-producing counties of the southern and northern Sierra Nevada range, and the dredging areas of the American, Feather and Yuba Rivers. More than twenty county maps complete this valuable guide to prospecting the Gold Country of California. Contents include maps and information on mining districts and mines and mining operations in the follow counties: Amador County, Butte County, Calaveras County, El Dorado County, Fresno County, Kern County, Lassen County, Madera County, Mariposa County, Merced
Prehistoric LifePrehistoric LifeFascinating and authoritative, Prehistoric Life is an unprecedented survey of millions of years of life on planet Earth. Featuring an incredible mix of 3-D reconstructions, extraordinary skeletons, and amazingly intricate fossils, it uses the latest scientific research to recreate hundreds of ancient species, from the earliest primitive life forms to the great dinosaurs, early mammals, and even the first humans. Visitors to a natural history museum could not explore the number of examples contained and masterfully illustrated in this definitive work. The contents of Prehistoric Life are organized into three major sections: • Young Earth: Exploring Earth's Past, The Origin of the Earth, The First 500 Million Years, Plate Tectonics, Changing Climates, Life and Evolution, Classification, Mass Extinctions, Types of Fossils, Information in the Fossil Record, Key Fossil Sites, The Geological Timescale • Life on Earth: Archean, Proterozoic, Cambrian, Ordovician, Silurian, Devonian, Carboni
Protect Yourself from Eletromagnetic Pollution by using CrystalsProtect Yourself from Eletromagnetic Pollution by using CrystalsCrystals are wonderful aids in all areas of life, but do they really help with the effects of radiation and electromagnetic pollution? The definitive answer is yes, they do. Unfortunately there is a great deal of false information and misunderstanding regarding the effects of electromagnetic pollution. This concise and well-researched guidebook explains how and under what circumstances healing crystals are really able to provide relief. Contents include: What is Electromagnetic Pollution?, How and Where is Electromagnetic Pollution Created? Does Electromagnetic Pollution Really Make You Ill? Symptoms of Electromagnetic Stress, How and Why Does a Stress Reaction Happen?, The Consequences of Permanent Stress and Electromagnetic Stress, How to Deal with Electromagnetic Pollution, Crystals and Electromagnetic Pollution, The Use of Crystals for Electromagnetic Pollution, Choosing the Right Crystals, The Application of Crystals, Anti-interference Devices with Crystals. Electromagnetic de-
Rare GemstonesRare GemstonesRare Gemstones provides concise, interesting and practical details on uncommon gems that are now being used by designers to create distinctive jewelry. It not only lists the identification properties of the gems, but tells you where they are found, how they are used, why they are unique and how they are priced. Topics in this guide include: • Gem Identification • Geographic Sources • Gem Cleaning and Care • Quality Evaluation • Price Ranges • Gem Treatments High quality photos show the different colors, cutting styles and varieties of each gem and give you ideas on how each can be used creatively in jewelry. This book also explains how to care for rare gemstones and how to keep them from being damaged. Rare Gemstones is an ideal reference for jewelers, sales associates, appraisers, gem collectors, gemology students, gem dealers and consumers.
Recreational Gold Prospecting for Fun and ProfitRecreational Gold Prospecting for Fun and ProfitWhat comes to mind when you hear the word, gold? Perhaps it conjures up images of water-rounded nuggets seen through the clear sparkling waters of a creek or stream. Or maybe you envision the mellow sheen of lode gold, concealed within the deep places of a min, lit momentarily by the glow of a miner's lamp. If you're just starting out in gold prospecting, this is the book for you. Here are straightforward and complete answers to all of your questions about where to go, what to bring, what to do when you get there and also when you get back home with your new-found gold. The author's vast experience in outdoor recreation and "user-friendly" writing style will help you get ready to enjoy a great family activity that's loaded with fun-and profit!
Rock Art of the South WestRock Art of the South WestIn quiet alcoves, on windswept ridges, or beneath soaring cliffs, rock-art captures our imagination. What was the purpose of these intriguing markings? Who created them - and when? What do the designs signify? Rock-Art of the Southwest: A Visitor's Companion guides you through the fascinating world of rock-art and shows you how to make your visits to rock-art sites more rewarding. You will discover how the designs were created and what is known about the people who made them. A directory of 28 outstanding rock-art sites in seven states starts you on your journey. An informative resource guide directs you to Southwestern rock-art research centers and web sites, as will as to national and international rock-art organizations.
Rock SculptureRock SculptureRock Sculpture contents include: Introduction; 1 Carving Alabaster; 2 Mechanized Equipment; 3 Anatomy; 4 Proportion; 5 The Face; 6 The Head; 7 Hands; 9 Bone Structure; 10 Muscles; 11 Motion; 12 Perspective; 13 Draperies; 14 Amber; 15 Soapstone; 16 Onyx; 17 Ivory; 18 Opal; 9 Fire Agate; 20 Tiger Eye; 21 Turquoise; 22 Chalcedony Desert Rose; 23 Rock Crystal,;24 Jade; Conclusion
Rocks and MineralsRocks and MineralsThis definitive guide to rocks and minerals includes 385 color photographs showing rocks, minerals and geologic formations. Hundreds of minerals are descrived, with details such as geologic distribution, physical properties, chemical composition and crystalline structures. Rocks and Minerals is organized in two major parts. Part 1, An Introduction to the Study of Rocks and Minerals, contains chapters on: Your Mineral Collection, Rocks and Minerals and Where to Find Them, Physical Properites of Minerals, Crystal Classifications, The Chemical Classification of Minerals, and Tests, Techniques and Tips. Part 2, Mineral Descriptions, covers: Elements, Sulfides and Sulfosalts, Oxides, Halides, Carbonates, Nitrates, Borates, Sulfates, Phosphates, Arsenates, Vanadates, Uranates, Tungstates, Molybdates, and Silicates, which are further categorized and described as Silica, Disilicate, Metasilicate, Pyrosilicate, Orthosilicate, and Subsilcate types. No collector's or rockhound's library is comp
Rocks from SpaceRocks from SpaceThis popular non-technical introduction to meteorites, asteroids, comets, and impact craters is now even better! With more than 50 new photographs and illustrations, updated and revised text, and fun cosmic humor, Rocks from Space probes the latest astronomical discoveries. Watch Sojourner bump its way across Mars. Sneak another look at Comet Hale-Bopp streaking through the dark sky. View photos of the impact scar - twice the size of Earth - where Comet Shoemaker/Levy collided with Jupiter. And learn the latest meteorite chemistry and classification. Chapters include Shooting Stars, Meteorite Showers, and Fireballs, Rocks from Space? Impossible!, Effects of a Falling Meteorite, Tracking Fallen Meteorites, Meteorite Showers, Two Great Siberian Meteorite Falls, America's Great Meteorite Crater, Earth is a Cratered World, How to Recognize a Meteorite, Chondrites - The Common Stony Meteorites, Achondrites - The Crust of Planets, Iron Meteorites - The Cores of Planets, Stony-Iron Meteorit
Rubies and SapphiresRubies and SapphiresIn Rubies and Sapphires, Fred Ward presents the history and lore of rubies and sapphires. Chapters include History and Lore, The Hunt for Treasure, Romancing the Stone, Jewels and Artifacts, Lab-Grown Corundum and Stimulants, and Buying and Caring for Rubies & Sapphires. Any reader with an interest in gemstones and rubies and sapphires will appreciate this lavishly illustrated book.
Silver ThreadsSilver ThreadsMaking silver filigree jewelry is easy and fun. The delicate curls and twists of filigree pendants, bracelets, rings and earrings may give the impression that filigree work is for advanced jewelry artists. But this instructional primer shows how simple making filigree can be. Inside you'll find: • Inspirational photos of filigree from Europe, Asia, Africa, the Middle East, and Mexico • Guide to the basic silverworking tools and materials • Twelve stunning step-by-step projects • Special section on designing your own filigree jewelry Silver Threads: Making Wire Filigree Jewelry provides a clear, thorough guide to creating filigree jewelry. Read a brief history of filigree, highlighting works from around the world. Learn different silverworking techniques in the extensive Basics section, which includes a detailed list of the tools and materials you'll need to get started. Combine simple filigree shapes to make twelve stunning projects ranging from easy pendants and earrings to nec
Silver Wire JewelerySilver Wire JewelerySilver Wire Jewelry shows you how to make elegant, sophisticated jewelry designs with silver wire. Use simple techniques to create silver wire jewelry with sinuous forms, graceful lines, and inviting textures. Begin with the basics of coil construction and plying wires. Then learn how to stretch out coils to create graceful waves, join rings together to form elegant chains, craft figure eights for a unique effect, and incorporate beads and pearls into the designs. Chapters include: Materials And Tools, Coils On Coils, Cutting Coils, Coils Stretched Into Waves, Coils Sawn Into Rings, Coils Snipped Into Figure Eights, Elongated Figure Eights, Rings and Pearls, Braided Wire, Crocheted And Knitted Wire, and Simple Jewelry.
Simon Schuster's Guide to Rocks and MineralsSimon Schuster's Guide to Rocks and MineralsPractical, concise, and easy to use, Simon and Schuster's Guide to Rocks and Minerals contains everything the rock and mineral enthusiast needs to know. This field guide is divided into two large sections - one devoted to minerals and one to rocks, each prefaced by a comprehensive introduction that discusses formation, chemistry, and more. All 377 entries, beautifully illustrated with color photographs and helpful visual symbols, provide descriptions and practical information about appearance, classification, rarity, crystal formation, mode of occurrence, gravity of mineral, rock chemistry, modal classification fields, formational environments, grain sizes of rocks, and much more. Whether you are a serious collector or an information seeking amateur, this incomparably beautiful, authoritative guide will provide an invaluable reference.
Simple SolderingSimple SolderingLearn to love your tourch and make twenty beautiful projects! In Simple Soldering, expert instructor Kate Ferrant Richborg will show any home crafter how to create polished and professional soldered jewelry. With a few simple tooks, a guide to proper technique, and an exciting and approachable bonus DVD, you'll be creating sophisticated jewelry in no time. Kate walks you through beginner skills in bite-sized steps. First, Kate helps you build presidency by teaching essential soldering techniques in a low-risk environment making skill building "sampler squares". Once you've got the basics, dive into twenty show-stopping projects created just for you. In both the book and DVD, Kate shows you how to correct or adapt common mistakes beginners might make and gives advice on when it's best to start over, making this the essential no-stress guide. Throughout this book and accompanying DVD that's packed with almost three hours of instruction, Kate's encouraging attitude will guide you. So g
Smithsonian Handbook Gemstones,.Smithsonian Handbook Gemstones,.DK Smithsonian Handbooks Gemstones is packed with more than 800 vivid full-color photographs of more than 130 varieties of cut and uncut stones, organic gemstones, and precious metals. With authoritative text, clear photography, and a systematic approach, this concise guide to identification enables you to recognize each gemstone instantly. Photo-Encylopedic Approach - Each expertly written entry combines a precise description with annotated photographs to highlight the gemstone's chief characteristics and distinguishing features. Additional color illustrations and photographs show uncut stones, color variations, and a wide range of popular cuts. Easy-to-use, color-coded bands provide at-a-glance facts for quick reference. Also included is a concise glossary. Contents include: What are Gemstones, How Gemstones are Formed, Where Gemstones are Found, Physical Properties, Crystal Shapes, Optical Properties, Natural Inclusions, Faceting, Polishing, Carving and Engraving, Gems Through the
Smithsonian Handbooks FossilsSmithsonian Handbooks FossilsAuthoritative text, crystal-clear photography, and a systematic approach make DK's Smithsonian Handbook of Fossils the most comprehensive and concise guide to fossils of the world. Packed with more than 1000 full-color photographs of over 500 fossils, this handbook's photo-encyclopedic approach is designed to cut through the complex process of identification to provide instant species recognition. Expertly written and thoroughly vetted, each entry combines a precise description with annotated photography to highlight a fossil's chief characteristics and distinguishing features. A full-color illustration, showing the fossil as a living animal or plant, and color-coded bands, providing at-a-glance facts for quick reference, complete every entry. Also included is a comprehensive glossary. Identification made easy: Packed with detailed information on recognition, classification, and more, DK's Smithsonian Handbook of Fossils is the clearest identification guide to fossils for beginners a
Smithsonian Handbooks Rocks and MineralsSmithsonian Handbooks Rocks and MineralsPublished in association with America's preeminent authority, the Smithsonian Institution, DK's Smithsonian Handbook of Rocks and Minerals combines 600 vivid full-color photos and descriptions of more than 500 specimens. This authoritative, systematic, and clear photographic approach marks a new generation of identification guides. Designed for beginners and experienced collectors alike, the Smithsonian Handbook of Rocks and Minerals explains what rocks and minerals are, how they are classified, and how to start a collection. A clear visual key illustrates the differences between igneous, metamorphic and sedimentary rocks, then guides the reader to the correct rock entry. A concise glossary provides instant understanding of technical and scientific terms. Packed with detailed information on characteristics, distinguishing features, and more, DK's Smithsonian Handbook of Rocks and Minerals is the clearest identification guide for beginners and established enthusiasts alike.
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