Boron and other minor elements

Covers equipment

Civil War relic cleaning

Very easy to use with either the long or short handle

The Rockhound and Prospector's Bible by L.J. Ettinger, 3rd Ed. ACE 200 Boron and other minor elementsThis book contains data on the mineral deposits themselves, broken down by magmatic, hydrothermal, secondary and placer deposits, as well as gemstones. Determinative tables, specific geologic environment references and a glossary round out this book. This Bible should appeal to the reader who wants a deeper understanding of geologic processes. A must have for beginner and intermediate hobbyists; includes info on basic geology, mineral formation; how