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Mono Lake Tufa

Mono Lake, CA, US.

 

The Andromeda Galaxy is in the upper center right. It is the galaxy closest to our own and is expected to collide with the Milky Way in about 4 billion years. A likely outcome of the collision is the galaxies will merge to form a giant elliptical galaxy or a large disc galaxy. The fate of the Earth and the rest of the Solar System is currently unknown. Before the galaxies merge, there is a small chance that the Solar System could be ejected from the Milky Way or join the Andromeda Galaxy.

 

Tufa is limestone formed when underwater springs rich in calcium mix with lakewater rich in carbonates, as the calcium comes into contact with the carbonates a chemical reaction occurs resulting in calcium carbonate, aka, limestone. The calcium carbonate precipitates (settles out of solution as a solid) around the spring, and over the course of decades to centuries, a tufa tower will grow. Tufa towers grow exclusively underwater, and some grow to heights of over 30 feet. The reason visitors see so much tufa around Mono Lake today is because the lake level fell dramatically after water diversions to southern California began in 1941.

 

Mono Lake, CA, US.

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Uploaded on July 30, 2020
Taken on July 25, 2020