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Posts treating: "Butte fault"
Sunday, 28 February 2016
WATCH FOR ROCKS - Travels of a Sharp-Eyed Geologist [2016-02-28 18:35:33]
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(143 visits) CU,US,AU,CN,MX,,AQ,SK,GB
It staggers anyone’s sense of time and space. I am compelled to read about it over and over and over again after I get home from my May 2015 raft trip down the Colorado River. It takes quite a bit of “Wait. What?” before I can even begin to wrap my mind around its significance. It is the Grand Canyon Supergroup, gently tilted and isolated remnant wedges of the oldest limestones, sandstones, siltstones, mudstones, and basalts found in Grand Canyon. We are talking about sedimentary rocks [...]
Earthly Musings [2015-04-26 21:27:00]
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(172 visits) Cambrian,Permian,Carboniferous; US,CA
I was fortunate to lead a group attending a professional conference in Tucson Arizona down the Colorado River in Grand Canyon. It was wonderful to share the magic of the Grand Canyon with such an appreciative audience. In addition to the professionals attending the International Applied Geochemistry Symposium were six folks from my personal mailing list for trips, who couldn't resist traveling down the river with a bevy of helpful and enthusiastic geoscientists. It was an unqualified success - [...]
It was now day six of my journey down the Colorado River through the Grand Canyon, a trip I've been calling Into the Great Unknown, in honor of John Wesley Powell and his crew, who first navigated the river in 1869. We had floated down 65 miles from Lee's Ferry, and had now worked our way through 4,000 feet of Paleozoic sedimentary rocks that told a story of transgressing seas, tropical
A continuation of the photo's from my recent rafting trip in Grand Canyon with Professional geologists.Morning breakfast to fuel up for a hike in the summer heat.Making lunches for the hike at 6 AM!Approaching the confluence of the Little Colorado River at river mile 62. Cape Solitude towers over the confluence some 4,000 feet above our raft.Dissolved calcium from the Redwall Limestone makes the Little Colorado River a turquoise blue color as light refracts off of the dissolved solutions. The [...]
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