Tag Archives: tufa

Pyramid Lake, Nevada

Pyramid Lake is the remnant of an Ancient Sea. Its tufa formations are highly porous, sedimentary rock (limestone) composed of calcium carbonate, CaCO3. The Pyramid is 400 feet tall and there are many other remnants of large tufa outcroppings along … Continue reading

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The Many Moods of Mono Lake

Mono Lake is an ancient lake that is over 1 million years old and is one of the oldest lakes in North America. ┬áIt covers about 65 square miles and serves as a nesting, feeding and resting grounds for 1 … Continue reading

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