Cold Mountain Thundereggs - 50 lb lot Mushroom Rhyolite some with marcasite tips

some with marcasite tips

This slab's mirror is RRP181

35 piece lot

The word stones have various uplifting and encouraging words engraved on them

Green Tree Agate

Cold Mountain Thundereggs - 50 lb lot Mushroom Rhyolite some with marcasite tipsCold Mountain Thundereggs are similar to Butterfly Jasper, but offer a brighter range of colors. They can contain water banding, and feature red, mauve, or black "webbing." While technically a rhyolite due to its thunderegg nature, Cold Mountain Thundereggs are highly silicate and filled with brecciation. This material takes an exceptional polish, which makes it ideal for both cabochons and specimens. The rough nodules usually have a bumpy exterior,