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The tufas of Pyramid Lake, Nevada

Dates

Year
2004

Citation

Benson, Larry V, 2004, The tufas of Pyramid Lake, Nevada: United States Geological Survey.

Summary

Pyramid Lake is the site of some of the Earth‘s most spectacular tufa deposits. The Tufas are composed of calcium carbonate (CaCO3). The large tufa mounds, reef- and sheet-like tufas formed within Pyramid Lake, between 26,000 and 13,000 years (yr) ago, when the lake was part of pluvial Lake Lahontan. The mounds are composed of large interlocking spheres that contain multiple generations of a crystalline (thinolite) variety of tufa. Over time many of the mounds have fallen apart, exposing an internal network of tubes. The tubular structures are thought to have been created when springs discharged from the bottom of Pyramid Lake, supplying calcium that combined with carbonate dissolved in lake water to form the mounds. The reef- and [...]

Contacts

Communities

  • USGS National Research Program

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Added to ScienceBase on Mon Apr 22 12:37:19 MDT 2013 by processing file <b>Former Project Tropical and Arid Regions Climate.xml</b> in item <a href="https://www.sciencebase.gov/catalog/item/504216b9e4b04b508bfd337b">https://www.sciencebase.gov/catalog/item/504216b9e4b04b508bfd337b</a>

Additional Information

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Type Scheme Key
Report Number http://sciencebase.gov/vocab/identifierScheme CIR - 1267

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