POL106JR Polyhedroid Agate Specimen Mooka Jasper and blue-grey agate

and blue-grey agate

The shells are preserved in marine rock

This material has been specially sorted to include the highly unusual bright purple and orange banding too

BOTSET705c Botswana Agate Cabochon Lot features 10 cabochons

also known as the American Pasque Flower

POL106JR Polyhedroid Agate Specimen Mooka Jasper and blue-grey agateThis is a polished specimen featuring blue gray and black agate with stripes of quartz between, and a small opening in the center that has hints of golden yellow. The very back edge of the nodule shows the agate and quartz rough. 17. 4 cm x 3. 8 cm x 6. 9 cm 1 lb 2. 1 oz Polyhedroid Agates were found in Paraiba, Brazil, but are now unavailable. They are pseudomorphic formation of agate, forming in the negative space between large crystals of calcite