Stone Mother is an ancient form of tufa. See the Story here. http://www.aaanativearts.com/native-american-legends-oral-stories/556-paiute-legends/1736-pyramid-lake-paiutes-origin-story-stone-mother.html#axzz3UhyTTegd
Reflection of fall trees in a small lake
Kayaking lower Twin Lakes near Bridgeport California