Tufa
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Tufa is a variety of limestone formed when carbonate minerals precipitate out of water in unheated rivers or lakes. Geothermally heated hot springs sometimes produce similar carbonate deposits, which
Tufa columns at Mono Lake, California
Barrage Tufa at Cwm Nash, South Wales
Rubaksa tufa plug, after drying of the river, in Ethiopia
Tufa deposits at Huanglong, Sichuan, China
Mono Lake
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Mono Lake is a saline soda lake in Mono County, California, formed at least 760,000 years ago as a terminal lake in an endorheic basin. The lack of an outlet causes high levels of salts to accumulate
Tufa
…Big Soda Lake, Nevada, US – tufa formations only a century old Mono Lake, California, US – tufa columns Trona Pinnacles, California, US – tufa columns…
Aerial view of Mono Lake from the south
Image of Mono Lake from space, 1985
Mono Lake's "South Tufa" area.
Large numbers of alkali flies at Mono Lake.