Polished Dendritic Opal slab DO240 microbialite Dimensions at widest points approximately

Dimensions at widest points approximately  120 mm x 70 mm x 7 mm thick

Dimensions at widest points approximately 120 mm x 90 mm x 50 mm thick

Dimensions at widest points approximately 200 mm x 110 mm x 15 mm thick

Dimensions at widest points approximately 160 mm x 75  mm x 10

Weighs 215 grams

Polished Dendritic Opal slab DO240 microbialite Dimensions at widest points approximatelyDO240 Dendritic Opal slab, polished on one side . This variety also called "Merlinite" Dimensions at widest points approximately 250 mm x 95 mm x 13 mm thick Weighs 527 grams From our mining claims near Ora Banda in the Eastern Goldfields region of Western Australia.