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| Shamrock Lake sits within a glacial basin carved out of metemorphosed triassic-aged rhyolitic tuff. Basically, old ash was deposited, then cooked to the present form we see today. |
| Date: 8/16/09 3:32 PM | Resolution: 3264 x 2448 | ISO: 100 | Exp. Time: 1/100s | Aperture: 4.5 | Focal Length: 19.0mm (~36.5mm) | See map |
| Total images: 73 | Last update: 8/21/09 7:35 PM | copyright MrHollister.com | Help |