#geology rocks

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geopsum:

Rocks are always happy to see you. But some rare times they show it on the outside.

Faces, faces everywhere

This beautiful rock formation is part of Entrada Sandstone, a layer of prehistoric desert dating back to the Jurassic period!

Sandstone dates to the Early Jurassic when the American West was covered in an ancient, flat desert. The elegant striations in the sediment are the result of the original deposition of the sand dunes, which were later exposed by erosion. 

This post is dedicated to YOU! I am very happy to let you guys know that this is the 200th post on t

This post is dedicated to YOU!

I am very happy to let you guys know that this is the 200th post on the Dr Rock Club blog. So with this post I wanted to say ‘Thank you’ to all of you for your support!

Let’s celebrate this special occasion with a layer CAKE stratigraphy!

Scene from along Australia’s south coast


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 Leucogranite Pleasant to look at outcrop along the road in Alice Springs. A leucogranite (white/bri

Leucogranite

Pleasant to look at outcrop along the road in Alice Springs. A leucogranite (white/bright granite) dykes intruded along foliation plane of the gneiss.


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