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Rosewood paper grain — description and returns beneath the overlapping buy card.
blue or violet
and a few black dendrites
concentric
Amazonite displays a blue-green color with varying shades
The picture in the lower right shows what the material looks like cut and polished
Cold Mountain Thundereggs - 50 lb lot Tumbled Stone blue or violetCold 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,