A Tour of Colorado Gemstone Localities

@article{Murphy2002ATO,
  title={A Tour of Colorado Gemstone Localities},
  author={Jack A. Murphy and Peter J. Modreski},
  journal={Rocks \& Minerals},
  year={2002},
  volume={77},
  pages={218 - 238}
}
oin us for a gemstone tour around Colorado! Our field trip J takes us from east to west in the same way you may have toured through Colorado on a mineral collecting trip. This route, from the plains to the mountains, allows us to examine geological settings in proximity to one another and compare different types and ages of rocks where gemstones are known to occur. We cannot discuss every Colorado gemstone occurrence; rather, this is a general review of classic localities with some key… 
Colorado: Mineral collecting localities
Colorado is, of course, famous for its many minerals and mineral deposits, ranging from the gold and silver that first brought prospectors and other adventurous pioneers to the state, to the other
Index to Volume 77 (2002)
  • 2003
Cover Photographs JanuaryFebruary: Rhodochrosite (specimen and cut stones), N'Chwaning mine, Hotazel, South Africa. Martin Zinn specimen and gemstones, Erica and Harold Van Pelt photo. March/April:
Mineral Museums as Alliance Partners in Teaching Mineral Sciences
Mineral museums are gradually replacing their traditional, passive displays with more interactive, attractive, and informative forms of education. Museums are usually considered to provide informal
Development of industrial minerals in Colorado

References

SHOWING 1-10 OF 72 REFERENCES
Colorado Gem Trails: And Mineral Guide
This 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
Colorado School of Mines Geology Museum: On the Move
he Colorado School of Mincs Geology Muscum started T out as a teaching cabinet assembled by Arthur Lakes in the early 1870s. It eoon evolved into something much larger, and there am now an estimated
Turquoise deposits of Colorado
Colorado ranks as the second state in the production of turquois, which comes from near the towns of Villagrove, Manassa, Leadville, and Creede.The deposits occur in weathered acid igneous rocks rich
The Mineralogy, Geology, and Mining History of the Telluride District, San Miguel County, Colorado: A Historical Overview of the District and the Smuggler Union and Associated Mines and Veins of Marshall Basin
Abstract In 1875 Colorado was still a territory awaiting statehood, ulysses Grant was serving his second term as president, and Benjamin Disraeli was in his second term as prime minister of Creat
Occurrence and Genesis of Thunder Eggs Containing Plume and Moss Agate
K nown since the late 1800s, the thunder-egg beds near Del Norte, Colorado, have provided the collector in recent times with world-class plume and moss agate. Plume agate represents the ultimate in
Gem Rhodochrosite from the Sweet Home Mine, Colorado
© 1997 Gemological Institute of America Massive banded rhodochrosite has long been used for carvings and other ornamental objects. Although intense red transparent rhodochrosite crystals of
Precious Stones
  • Nature
THE chapter on precious stones which Dr. G. F. Kunz contributes to vol. xix. of The Mineral Industry, deal ing with mining operations in 1910, contains, in addition to statistics of output, prices,
New Explorations at the Stoneham, Colorado, Barite Locality
(1990). New Explorations at the Stoneham, Colorado, Barite Locality. Rocks & Minerals: Vol. 65, No. 3, pp. 202-222.
The Geology and Geochemistry of Cenozoic Topaz Rhyolites from the Western United States
All materials subject to this copyright and included in this volume may be photocopied for the noncommercial purpose of scientific or educational advancement. The geology and geochemistry of Cenozoic
Topaz: A Mineralogical Review
Abstract Coveted by mineralogists and gemologists alike, November's birthstone has been named the featured mineral at the 1995 Tucson Gem & Mineral Show.
...
1
2
3
4
5
...