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This polished Fishhook Thunderegg features white, brown, and reddish-brown rhyolite with an open section outlined in translucent gray agate. The agate shows very faint green fluorescence under UV light (tested under 365nm).
Dimensions:
3" x 3" polished surface
1.5" deep
10.0oz
Fishhook Thundereggs come from the Little Florida Mountains near Deming, New Mexico. These rhyolitic thundereggs can be partially hollow or completely filled. Quartz, calcite, chalcedony, and seams of faintly banded agate can all be found inside, along with yellow and red staining.