POL137JR Polyhedroid Agate Specimen Fluorite This small polished Coyamito Agate

This small polished Coyamito Agate specimen has a white and gray-blue center with a tiny vug

which opens to the back of the agate

Pilbara Jasper polished specimen featuring black

or "fool's gold" in a metallic golden color

Pieces average 0

POL137JR Polyhedroid Agate Specimen Fluorite This small polished Coyamito AgateThis polished Polyhedroid Agate specimen features alternating bands of crystal and agate, in translucent, blue grey, which open to a crystalline vug in the center. 6. 3cm x 4. 1cm polished surface, 4. 2cm deep 2. 6oz 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