POL617 Polyhedroid Agate Plume Agate This features one cube measuring

This features one cube measuring 2

5cm x 13cm polished face

and shades of yellow to amber

almost black

(about 8inches tall)

POL617 Polyhedroid Agate Plume Agate This features one cube measuringThis thin polished Polyhedroid Agate specimen shows an outer crystal ring filled with cool white agate banding. Faintly UV reactive. Dimensions: 5. 7cm x 1. 3cm (3. 9cm deep) Weight: 0. 7oz Polyhedroid Agates were found in Paraiba, Brazil, but are now unavailable. They are a unique formation of agate, featuring naturally flat surfaces at a variety of different angles. They are believed to have formed in the negative spaces between large crystal blades