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100 Unique Storied Agates. A delightful and alluring book.
This concise monograph provides a timely review of the minerals of the epidote group, including recent changes in the nomenclature and in-depth information on all presently known species.
The Connoisseur's Guide to Precious Gemstones.
The ultimate illustrated guide for non-scientists.
This popular nontechnical introduction to meteorites, asteroids, comets, and impact craters is now even better!
The overall story of Wyoming's geology and history based on clues left in the state's rocks.
This book interprets the geology of Wisconsin, visible from its highways and parks.
South Dakota fills the landscape with geologic diversity. Written for the layperson and amply illustrated with photographs, maps, and diagrams.
Describes the geologic features visible from the state's highways and leads you to outcrops tucked away in wooded river valleys.
Montana's geologic history includes a long succession of disturbances that changed the rocks, then changed many of them again.
Steers you over glacial moraines and till plains to some of the state's unparalleled geologic features.
The rocks and landforms have not changed much since the publication of the first edition in 1980, but our understanding of them has.
This book interprets the geology of Arizona, visible from its highways and parks.
An exciting journey through the history of life and the part our continent has played in it all.
Follow the movement of minerals as they travel from Mexican mines to markets, museums, and private collections.