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July 21, 2014

Monday Geology Picture(s): Rocks Flanking the Entrance to the Smithsonian Natural History Museum

My apologies for the light blogging recently. I was traveling in the US for three weeks, and now I am traveling for work for 6 weeks. I will do my best to blog when I can, but blogging may continue to be light for a little while longer since I’m currently working 12 hour shifts in the field. However, when I return in September I will be taking some time …

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April 22, 2013

Monday Geology Picture(s): Petrified Trees

My friend Ray recently visited Petrified Forest National Park in Arizona and was kind enough to send me some of his gorgeous pictures of the landscape, including the petrified trees. Ray says that these pictures were all taken along the Blue Mesa Loop. These fossilized trees are about 225 million years old! They are weathering out of the Chinle Formation, a beautiful Triassic sedimentary unit. I’ve never visited this park, …

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