Polished Vivianite nodule VV101 Unakite Amazing crosscutting quartz veins associated

Amazing crosscutting quartz veins associated with silvery pyrite

Dimensions at widest points approximately 130 mm x 85  x 25 mm thick

Dimensions approximately 135mm x 130mm x 9mm thick

Dimensions at widest points approximately 160 mm x 80 mm x 8 mm thick

Polished Vivianite nodule VV101 Unakite Amazing crosscutting quartz veins associatedVV101 Vivianite nodule cut in half with both faces polished. Dimensions of entire nodule at widest points approx. 95 mm x 55 mm x 65 mm. Weight : 432 grams. From Demons Bluff, Anglesea, Victoria. Vivianite is a rare iron phosphate and these nodules are found on the beach, washed up from their source on the ocean floor.