Robert J. Lauf Libri

Focusing on the mineral Titania and its variants, this book showcases over 100 color photos of rutile, anatase, and brookite. It offers an in-depth exploration of classic localities and mineralogical phenomena such as oriented growth and twinning. The informative text delves into the structures, phase relations, formation, and geochemistry of these minerals, making it a valuable resource for collectors and enthusiasts interested in the diverse environments where these minerals are found.

Featuring over 90 vivid color photographs, this book showcases the epidote group of minerals, celebrated for their vibrant hues and intriguing associations with other minerals. It highlights the appeal of epidote to both mineral collectors and lapidary artists, particularly emphasizing its popular form, unakite. The visual presentation and detailed exploration of these minerals make it a valuable resource for enthusiasts and professionals alike.

The vesuvianite group, particularly renowned for its vibrant crystals from the Jeffrey quarry in Canada, is explored in depth, highlighting recent discoveries in China and Pakistan. The book delves into the chemistry, taxonomy, and ongoing research related to color and structure, alongside a discussion of geochemical environments conducive to vesuvianite formation. Each mineral features detailed entries with significant localities, complemented by over 90 full-color photographs showcasing exemplary specimens and their associated minerals, making it a captivating resource for mineral enthusiasts.

Focusing on the axinite group of minerals, this concise monograph offers an updated review, including recent nomenclature changes for three species. It features over 90 full-color photographs showcasing representative specimens. The text covers the chemistry, taxonomy, and crystal structures of axinites, along with detailed entries for each mineral that highlight notable localities and visual examples. This resource is essential for mineral collectors, providing valuable insights into the characteristics and associations of axinite minerals.

Over 115 color photos display pyroxene group minerals in all their forms and colors. The informative text provides an introduction to their chemistry and taxonomy, formation and geochemistry. A detailed entry for each mineral includes color reference photos. This book is essential for every mineral collector.

Mica is a broad term encompassing about forty minerals, ranging from the common to the rare, many at times forming excellent crystals jewelers use. This book feaures examples recently described among the 115 striking color photos and electron micrographs

Focusing on the diverse color varieties of garnet, this book serves as a comprehensive guide for mineral collectors and gem enthusiasts. It features over 120 color photographs showcasing garnets in their geological settings, while detailing their formation, chemistry, and the unique conditions that yield vibrant crystals. Each mineral entry includes locality information and visual examples of quality specimens, enhancing the collector's knowledge. Additionally, an extensive bibliography supports further exploration of this fascinating mineral group.

The zeolite group is recognized for its structural complexity and significant industrial applications, especially due to its cation-exchanging properties. The book features numerous diagrams that illustrate various framework types and includes over 200 photographs showcasing these minerals in their geological settings. It discusses the structural chemistry, taxonomy, and formation environments of zeolites, along with detailed entries for each mineral series, providing locality information and color images for collectors. An extensive bibliography is included for further exploration of the subject.

Focusing on the colorful tourmaline group, this book appeals to mineral collectors and gemologists alike. It features over 120 high-quality photographs showcasing tourmalines in their geological environments, from pegmatites to schists. The text delves into the chemistry and taxonomy of tourmalines, detailing their formation and localities. Each mineral entry includes vivid images to help collectors identify quality specimens and associated minerals. An extensive bibliography is also provided for further exploration, making it essential for enthusiasts in the field.

Featuring over 100 vibrant photographs, this book explores the fascinating world of feldspar minerals, which constitute nearly sixty percent of the Earth's crust. It delves into their geological context, formation processes, and complex structures that result in stunning crystals and colors. The text covers the chemistry and taxonomy of feldspars, their geochemical environments, and includes detailed entries for each mineral with locality information. Collectors will appreciate the visual examples and the extensive bibliography for further exploration.