Colorado Gem Trails and Mineral GuideThis famous book takes you on an extensive gem and mineral collecting tour of Colorado, revealing the interesting places where Nature has stored her treasures. Detailed directions are given for reaching the noted as well as the little-known localities in all sections of this great mineral-producing state. Included are numerous mileage logs never before published, and many sketch maps made especially for this book. A unique system arranges the localities along segments of the main highways. Latest information is given on local travel and collecting conditions and land ownership, so much desired by collectors who want to make the best use of their time. Gem and mineral societies that welcome visitors -- museums that display outstanding collections -- are all described. Official maps and references to the literature are listed. |
Contents
Preface | 13 |
History of Colorado Gems | 20 |
Western Colorado | 26 |
Copyright | |
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Common terms and phrases
agate amazonstone American Journal American Mineralogist amethyst barite beryl biotite brown calcite Canon City Canyon cavities Chaffee County collecting Colo color Colorado Gem Colorado Springs colorless columbite Continuing log Creek Cross Crystal Peak Denver deposit described Devils Head dinosaur dumps east feet feldspar fluorite fork garnet gate Gems and Minerals Geological Survey Bulletin Geological Survey Professional gravel Gulch Gunnison Hartsel highway Hill inches jasper Journal of Science Lapidary Journal locality MAPS Topographic maps Mesa microcline microcline feldspar miles Mineralogist Mines Mount Antero Mountain muscovite mica National forests National Monument occur opal Opal Hill pegmatite Peters Dome petrified wood phenakite Pikes Peak granite pyrite quarry ridge River road Rocks and Minerals Royal Gorge Ruby Mountain Salida San Juan Segment smoky quartz specimens Survey Bulletin 1114 Survey Professional Paper topaz tourmaline Turn left Turn right U. S. Geological Survey veins