. Priday Thunderegg | The Gem Shop, Inc.

Priday Thunderegg

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From Oregon, these thundereggs display an array of colors such as blue, maroon, brown, orange, purple agate. Can also contain plumes or mossy inclusions.

Thundereggs range in size from 2"-5" diameter and 1 lb. - 3 lbs. in weight.


Check out our Priday Specimens to see the different formations that are possible on the inside.