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| Petrified knot. Notice the well-preserved grain patterns flowing around the knot. |
| Total images: 26 | Last update: 10/17/08 5:33 PM | Help |
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| Petrified knot. Notice the well-preserved grain patterns flowing around the knot. |
| Total images: 26 | Last update: 10/17/08 5:33 PM | Help |