Gemstones

The clearest and cleanest-cut photographic field guide to over 130 gemstones from around the world This compact visual guide is packed with more than 800 vivid full-colour 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. Each expertly written entry combines a precise description with annotated photographs to highlight the gemstone's chief characteristics and distinguishing features. Additional colour illustrations and photographs show uncut stones, colour variations, and a range of popular cuts, while bands on each entry provide at-a-glance facts for quick reference. Beginners to gem collecting will benefit from the detailed introduction that defines what a gemstone is, explains the physical and optical properties used to identify and classify gemstones, and shows how they have been fashioned and even imitated throughout history. To help with the initial stages of identification a colour key illustrates the variety of colours found within natural and synthetic gemstones, and a glossary explains the relevant scientific and technical terms.

This is not your ordinary how-to book! Austin TX based authors and polymer clay artists Kim Schlinke and Randee M. Ketzel artfully mix a clever mystery with 20 how-to projects that show step-by step photographs and instructions to create your own "ancient artifacts." These polymer clay masterpieces are beautiful enough to grace a museum collection-or yours! At 206 pages, this lavishly photographed book is stuffed with a multitude of projects that can be done just as presented with highly detailed step-by-step instruction, or used as starting points to make faux gems for use in all sorts of designs. Priced retail at $30, the hefty book's how-to projects weigh in at the mere cost of $1.50 each. Animal lovers will be pleased to note that our authors also give us the secrets of making replicas of ivory and tiger claw that involve no cruelty towards elephants or wild cats whatsoever! Projects featured in this compendium include: Celtic Bronze Fibula, Navajo Silver Pendant, Art Nouveau Golden Gingko Brooch, Carnelian Choker of Ancient Rome, Amethyst Cabochons and Nugget Beads, Amethyst Silver Art Nouveau Pendant, Black Opal Cabochons, Barbarian Bracelet, Chrysoprase Cabochons (A and B Grade), Hammered Cuff Bracelet, Ancient Limestone Fossil Pebbles, Cycladic Goddess, Leopardskin Jasper, Primitive Pebble Bracelet, Faux Twigs, Fantastical Forgeries Bracelet, Blue Lace Agate Tile Bracelet, Copper & Rhodochrosite Tiered Necklace, Snowflake Jades, Qin Dynasty Bangles, Amber Caravan Necklace, Primeval Coral Rock Hound Necklace, Ammolite Cabochons, Gothic Revival Pendant, Victorian Mourning Brooch, Faux Tiger Claw, Victorian Raj Brooch, Faux Tiffany Glass Scarabs, Faux Ivory Cuff Bracelet Find out how it is all done-and "who done it"-along with our intrepid protagonists, Parker and Peele. "What is this stuff?" wondered Parker, and her companion pointed her umbrella to the drawings that plastered the walls. "The raw materials for the best forgeries ever seen" replied her friend. "This is where they were created." Together they examined the drawings, exclaiming softly as they recognized several objects from the Museum. Parker picked up one of the colorful lumps and frowned. "What is this, Peele? It's soft like clay, but I've never seen these colors before." "No," said her friend, "nor have I-at least in this form. I suspect it requires a catalyst of some type to render it into the false gems-ah, here!" Peele uncovered an array of electric ovens. "Heat-how charming. This must be some type of polymer, which, when brought to the proper temperature, then hardens. I have heard rumors. Could become just about anything, in skilled hands."

An illustrated encyclopedic explanation of the therapeutic uses of crystals and gems.

The author describes how to use the power of gemstones, using ancient Hindu disciplines, to heal and increase a sense of well-being.

Describes the appearance, formation, physical properties and characteristics, mining, and cutting of precious, semiprecious, and synthetic gemstones.

"Gems and Gemstones" features nearly 300 color images of cut gems, precious and semiprecious stones, gem-quality mineral specimens, and fine jewelry to be unveiled in the new Grainger Hall of Gems at the Field Museum in Chicago.

As well as diamonds, emeralds, rubies and sapphires, over 100 gems are featured, with full descriptions, technical details, and tips on how to check for fakes; illustrated throughout with fabulous color photographs to make identification easier.

Originally published: London: Natural History Museum, 2022, as: The Natural History Museum book of gemstones: a concise reference guide.