. Trancas Geodes, 50 lb lot | The Gem Shop, Inc.

Trancas Geodes, 50 lb lot

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Trancas Geodes from Mexico. These geodes have a darker gray and tan exterior with a translucent to light blue interior. They can have a variety of crystal shapes inside, including fine druzy, large crystals, needle-like crystals, or they can be almost solidly filled with chalcedony. 

Some can fluoresce green under short wave UV light due to trace uranium content.

Size can range from a few inches to fist size. Approximately 60 pieces per 50lb lot.