thunder egg (Q41429)
From geokb
A Thunder Egg is a nodule-like or geode-like geological structure with some adhering silicified host rock comprising the outer zone of the thunder egg
Language | Label | Description | Also known as |
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English | thunder egg |
A Thunder Egg is a nodule-like or geode-like geological structure with some adhering silicified host rock comprising the outer zone of the thunder egg |