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Quartz "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. Thunder ...
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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. Thunder Eggs are usually composed of quartz, agate, opal, and-or visibly crystalline quartz. A common feature of thunder eggs is that the infilling material might not have concentrically formed layers. Often thunder eggs have both an outer zone that is concentric but the central material is layered as if they were sedimentary layers. The layers may have contrasting colors.
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Awards

Outstanding Creativity
MaryMulholland
Superb Composition
Gilleroo1
Peer Award
stephanemichaux

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1 Comment |
MaryMulholland
 
MaryMulholland March 12, 2017
Awesome pattern and texture :)
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