This evidence told the scientists that the glaciers of the Neoproterozoic were mobile. Younger rocks, from when Snowball Earth was thawing, had a narrower range of mineral ages, and more fragile ...

The image above is a perspective image from GoogleEarth showing the unique set up for these strata. The rocks, which are latest Neoproterozoic (~600 million yrs old), are dipping vertically on the ...