Polka Dot Agate Stone Slab Rough Rock for Cabbing Oregon #O7

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Polka Dot Agate Rough Rock Stone Slab

This Polka Dot Agate rough rock slab is 5 inches long by 3.25 inches wide and it is 5 mm thick. 

This unpolished stone slab weighs .20 lb and is shown wet in the first 2 pictures.

This material known as Polka Dot Agate comes from the Priday Agate Beds in central Oregon near Madras.

Agate is a chalcedony quartz that forms in concentric layers in a wide variety of colors and textures.

In this lovely variety the whitish/bluish chalcedony is riddled with hematite dots (polka dots!).