Lone Cone is a prominent mountain summit at the western end of the San Miguel Mountains range of the Rocky Mountains of North America. The 12,618-foot (3,846 m) peak is located 24.2 miles (38.9 km) west by south (bearing 262°) of the Town of Telluride, Colorado, United States, on the drainage divide separating San Juan National Forest and Dolores County from Uncompahgre National Forest and San Miguel County.[1][2][3][4]

Lone Cone
Lone Cone from the south
Highest point
Elevation12,618 ft (3,846 m)[1][2]
Prominence2,273 ft (693 m)[3]
Isolation8.40 mi (13.52 km)[3]
ListingColorado prominent summits
Coordinates37°53′17″N 108°15′20″W / 37.8879934°N 108.2556107°W / 37.8879934; -108.2556107[1]
Geography
Lone Cone is located in Colorado
Lone Cone
Lone Cone
LocationDolores and San Miguel counties, Colorado, United States[4]
Parent rangeSan Miguel Mountains[3]
Topo map(s)USGS 7.5' topographic map
Lone Cone, Colorado[1]
Lone Cone from the northeast

Geology

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The mountain, a laccolith, is between 20 and 40 million years old and is the westernmost of over a dozen laccoliths that are the same age as rocks in the San Juan volcanic field.[5]

Historical names

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  • Lone Cone – 1906 [4]
  • West Point

See also

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References

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  1. ^ a b c d "LONE CONE". NGS Data Sheet. National Geodetic Survey, National Oceanic and Atmospheric Administration, United States Department of Commerce. Retrieved October 20, 2014.
  2. ^ a b The elevation of Lone Cone includes an adjustment of +1.698 m (+5.57 ft) from NGVD 29 to NAVD 88.
  3. ^ a b c d "Lone Cone, Colorado". Peakbagger.com. Retrieved October 20, 2014.
  4. ^ a b c "Lone Cone". Geographic Names Information System. United States Geological Survey, United States Department of the Interior. Retrieved October 29, 2014.
  5. ^ Williams, Felicie; Chronic, Halka (2014). Roadside geology of Colorado (3rd ed.). Missoula, Montana: Mountain Press Publishing Company. p. 346. ISBN 9780878426096. LCCN 2013025258.
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