McKinnan Gulch
McKinnan Gulch is a valley in Marin County, California, United States.
It contains a small stream which descends the western slope of the Bolinas Ridge and drains into Bolinas Lagoon.[1]
Near the head of the gulch is an ore vein (reported in 1955) containing chalcopyrite, galena, pyrite, and calcite.[2]
References
- TopoQuest map, USGS, retrieved July 6, 2008
- "Mineral Resources Data System". Retrieved 2008-01-17.
- U.S. Geological Survey Geographic Names Information System: McKinnan Gulch
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