How much are thunder eggs worth?

How much are thunder eggs worth?

How Much Are Thundereggs Worth? A value of a cut in half and polished thunderegg depends on the size and its fillings and range from a few to a hundred dollars. Specimens with scenic moss or plumes looking like plants or flowers are among the most valuable eggs and can cost up to $200.

Where can I find thunder eggs?

Thundereggs are found in flows of rhyolite lava. They form in the lava from the action of water percolating through the porous rock carrying silica in solution.

Why is Richardson rock Ranch closed?

This fall, the family decided to close those beds to the public, ending what had become a cherished family tradition in central Oregon. “We had to shut them down for a lot of reasons,” said Bonnie Richardson, who runs the ranch with her husband, owner John Richardson.

What is inside a thunder egg?

Thunder eggs are spherical objects which form in some types of silica-rich volcanic rocks (e.g. rhyolites). As the volcanic lava cooled, trapped steam and other gases formed an expanding bubble. Internal gas pressure forces the spherulite apart to form a central hollow, later filled with more minerals. …

Are Thundereggs valuable?

Thundereggs are made into beautiful jewelry, especially bolo ties and pendants, pen stands, bookends, and decorator pieces. Their value ranges from about $1 per slice or half egg to well over $100 per slice or single cabochon. A Thunderegg is not actually a rock.

Are Thundereggs heavy?

Thundereggs are rough spheres, most about the size of a baseball—though they can range from less than an inch to over a meter across. Thundereggs usually look like ordinary rocks on the outside, but slicing them in half and polishing them may reveal intricate patterns and colours.

What is the difference between a thunder egg and a geode?

Thunder eggs, which are technically known as lithophysae are typically found with solid or near-solid cores of chalcedony or agate, whereas geodes are relatively hollow inside with thinner layers of quartz crystals. …

How does a thunder egg form?

Thunder eggs are spherical objects which form in some types of silica-rich volcanic rocks (e.g. rhyolites). As the volcanic lava cooled, trapped steam and other gases formed an expanding bubble. Internal gas pressure forces the spherulite apart to form a central hollow, later filled with more minerals.

Why are they called Thundereggs?

According to legend, thundereggs were named by the Native Americans of central Oregon, who are said to have believed that these strange, agate-filled stones were thrown by fighting “thunder spirits” who dwelt on Mount Jefferson and Mount Hood (two of several snow-capped peaks high in the Cascade Range).