Islay Hill

Volcanic cone in San Luis Obispo County, California
35°14′44″N 120°37′21″W / 35.2455305°N 120.6223921°W / 35.2455305; -120.6223921[2]GeographyLocationSan Luis Obispo County, California, U.S.Parent rangeSanta Lucia RangeTopo mapArroyo Grande NEGeologyAge of rock20 million yearsMountain typeVolcanic plug

Islay Hill is a volcanic cone, and is the southernmost of the nine volcanic mountains and hills that make up the Nine Sisters, located in the San Luis Obispo County of central California.

This chain of extinct, but possibly dormant volcanoes, the eight others volcanic plugs, stretches from Morro Bay southeast to Islay Hill, which is on the southeast side of San Luis Obispo (city).

References

  1. ^ "Islay Hill, California". Peakbagger.com. Retrieved 2014-03-03.
  2. ^ "Islay Hill". Geographic Names Information System. United States Geological Survey, United States Department of the Interior. Retrieved 2009-03-06.
  • "The Nine Sisters of San Luis Obispo County". Santa Lucia Chapter, Sierra Club. Archived from the original on 2009-06-25. Retrieved 2009-07-01.
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