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Thunder Egg
Tag: Thunder Egg
Mineral Researches
Thunder Egg
Geology Page
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October 19, 2016
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A Thunder Egg "Thunderegg" is a nodule-like rock, similar to a filled geode, that is formed within rhyolitic volcanic ash layers. Thundereggs are rough...
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Digenite
February 5, 2014
Paleontologists assemble giant turtle bone from fossil discoveries made centuries apart
March 27, 2014
Volcanoes: How they’re formed and why they erupt. Videographic
March 3, 2015
How slick water and black shale in fracking combine to produce...
September 19, 2018
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