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| What can a river gravel tell a geologist? The MJC students try to piece together a story by finding various rock types. |
| Date: 3/14/09 9:06 AM | Keywords: dredge tailings Merced Falls MJC Geology southern motherlode |
| Total images: 65 | Last update: 3/20/09 5:55 PM | Copyright Ryan J Hollister | Help |