![Cascade Range / Lightning / Cascade Volcanoes / Umpqua National Forest / Volcanic rocks / Mount Thielsen / Fulgurite / Glass / Lightning strike / Geology / Petrology / Volcanism Cascade Range / Lightning / Cascade Volcanoes / Umpqua National Forest / Volcanic rocks / Mount Thielsen / Fulgurite / Glass / Lightning strike / Geology / Petrology / Volcanism](https://www.pdfsearch.io/img/8dc264b1ba3736d15f38191210f9b136.jpg)
| Document Date: 2006-01-18 10:03:49 Open Document File Size: 471,31 KBShare Result on Facebook
City MOUNT THIELSEN / Orville / / Country United States / / Facility WILLIAM B. PURDOM SOUTHERN OREGON COLLEGE / / IndustryTerm fulgurite chemical analysis / chemical analyses / chemical composition / gas bubbles / chemical analysis / chemical changes / likely site / / NaturalFeature Mount Shasta / Crater Lake / Mount Thielsen / / Organization WILLIAM B. PURDOM SOUTHERN OREGON COLLEGE / / Person L. R. Kittleman / WILLIAM B. PURDOM / F. Leroy Bond / / Position author / Forest Supervisor / / ProvinceOrState Oregon / California / / Region SOUTHERN OREGON / western United States / / Technology v. 32 / /
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