Mix Old Stock Thundereggs Rough Flatrate - Rare Oregon Plume Potential cell structure pattern The color generally comes from

The color generally comes from Magnetite that was present in the lava flow

or pattern within

The piece features multiple tubelike structures creating unique visual interest and depth

Here is a stunning 4 lbs 11 oz Polished display specimen showing some high grade flash

With its range of colors and naturally scenic inclusions

Mix Old Stock Thundereggs Rough Flatrate - Rare Oregon Plume Potential cell structure pattern The color generally comes fromMix Old Stock Thundereggs Rough Flatrate Rare Oregon Plume Potential Historic Collection This batch of old stock Oregon thundereggs features rare varieties that are nearly impossible to find on today's market. Many of these are unidentified rare types with excellent plume potential, including the legendary Original Priday Plume Bed thunderegg. One large specimen appears to have a large quartz interior with interesting structure around it, possibly