Oakland Geology

Middle Harbor Park is graced with large boulders. They look pretty and are interesting to study at close hand, but they’re not just lying there, they’re hard at work barring entrance to vehicles.

None of them come from Oakland, as far as I can tell. The rock in the foreground is a lovely example of cobble conglomerate. Here’s a closeup.

This entry was posted on 12 February 2010 at 9:35 pm and is filed under Oakland stone. You can follow any responses to this entry through the RSS 2.0 feed. You can skip to the end and leave a response. Pinging is currently not allowed.