We've avoided too much geology ... until now. With apologies to all who find rocks boring, this story will "blow your mind." First, let's find a present-day "model" of the geology we want to describe. Then we will apply it to what we observe in the field. You can judge whether it makes sense or not. Brio thinks it's pretty cool, as do we. We are grateful to the book we have cited before, "Four Billion Years and Counting: Canada's Geological Heritage" for the interpretati