Boulder co dating site

Colorado's also part of an immense, heterogeneous and longstanding tectonic upland covering the entire western third of the United States and ultimately can only be understood in that context.

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After an introductory section, Colorado's geologic history will unfold in chronological order below.

As we come up on major divisions along the geologic timeline, a brief "About Time" header will summarize what event or fossil record breakpoint ushered in the upcoming division and show how it's subdivided.

The geology is in turn inextricably entwined with Colorado's human history.

That's true everywhere, of course, but it goes double here.

With over 50 million modern human lifetimes elapsed since the planet formed around 4.5 Ga, geologic or deep time is, to say the least, difficult to grasp.

Last modified 25-Aug-2018 14:47