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Lower Paleozoic. Middle Paleozoic. plutons. rock glacier. “The Thumb”. talus. cirque. Lake Teresa a tarn. Lake Stella another tarn. The “Thumb” and Bristlecone Pine Grove. 3500 years old. Stump of “Prometheus” (>5,000 years old!). limestone. loose gravel.
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Lower Paleozoic Middle Paleozoic
“The Thumb” talus
limestone loose gravel
Soda Straws in Lehman Cave CO2 Acidity reduced by CO2 coming out of solution and entering air.