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January 25th, 2025
January 25, 2025
9:00 am - 12:00 pm
Ring Mountain: Phyllis Ellman trailhead We'll meet at the trailhead, and start hiking around 9:15.
Ring Mountain is Trip 4 in the Geologic Trips: San Francisco Bay Area; the trip is subtitled “Exotic Blocks — Thermometers in the Subduction Zone.” General details about the hike and the geology can be found here. As usual, the first 15 minutes will be a short background talk on the overall geology of the (more…)