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| | Wyoming mineral locality index Rocks & Minerals - Find Articles (Site not responding. Last check: 2007-10-15) |
 | | The Wyoming mineral locality index is designed to provide mineral collectors with locality names, approximate locations, and interesting mineral occurrences in the state of Wyoming. |
 | | Wyoming is particularly known for its jade and chalcedony (cryptocrystalline quartz) varieties. |
 | | Esterbrook copper district, 24 miles S of Douglas on State 94 to Esterbrook (T. 71 W.), extends into Converse County and includes the Big Five, Esterbrook, Eureka, Maggie Murphy, McGhee, Oriole Belt, Tenderfoot, and Three Cripples prospects or mines; copper sulfide-pyrrhotite veins: azurite, calcite, cerussite, chalcopyrite, coffinite, feldspar, galena, malachite, pyrite, pyrrhotite, quartz, and sphalerite. |
| www.findarticles.com /p/articles/mi_m0GDX/is_6_76/ai_80312788 (788 words) |
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