A Woman Turns into a Rock
told by Rev. William Hamilton
"There is a Winnebago tradition that a woman carrying her child was running from her enemies, so she jumped down a steep place and was turned into a rock. And now when they pass that place they make offerings to her." 
Comparative Material. ...
Links: Rock Spirits.
Stories: mentioning Rock Spirits: The Big Stone, The Green Man, The Creation of the World, The Commandments of Earthmaker, The Seer, The Roaster, Wojijé, The Raccoon Coat, The Medicine Rite Foundation Myth, Hare Secures the Creation Lodge, Baldheaded Warclub Origin Myth, Hare Kills Flint, Spear Shaft and Lacrosse, Eats the Stinking Part of the Deer Ankle; mentioning the Female (Stone) Spirit: The Medicine Rite Foundation Myth; The Creation of the World (v. 12).
Themes: a person turns to stone: The Twin Sisters, The Seer, The Raccoon Coat.
 James Owen Dorsey, A Study of Siouan Cults, in the Annual report of the Bureau of Ethnology to the Secretary of the Smithsonian Institution, Volume 11, 1889-1890 (Washington: U. S. Government Printing Office, 1894) 361-544 .