Polished Dendritic Opal DO213 chrysophase Dimensions at widest points approximately

Dimensions at widest points approximately 190 mm x 75 mm x 10 mm thick

Weighs 617 grams

These rare stromatolites are from the “Windidda Formation”

Dimensions at widest points approximately 110 mm x 70 mm x 30 mm thick

Dimensions at widest points approximately 230 mm  x 115 mm x 13 mm thick

Polished Dendritic Opal DO213 chrysophase Dimensions at widest points approximatelyDO213 Dendritic Opal rough rock, cut and polished on one side with a natural back . Red dendrites ! Dimensions at widest points approximately 140 mm x 85 mm x 55 mm thick Weighs 804 grams From our mining claims near Ora Banda in the Eastern Goldfields region of Western Australia.