Polished Dendritic Opal slab DO238 Kumarina Dimensions at widest points approximately

Dimensions at widest points approximately 200 mm  x 45 mm x 7

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

Dimensions at widest points approximately 140 mm x 120 mm x 9

All reasonably uniform in size (roughly 20 - 30 mm diameter} A bulk assortment

We only ever found a few pieces like this out of many hundreds of tons

Polished Dendritic Opal slab DO238 Kumarina Dimensions at widest points approximatelyDO238 Dendritic Opal slab, polished on one side . This variety also called "Merlinite" Dimensions at widest points approximately 245 mm x 95 mm x 13 mm thick Weighs 503 grams From our mining claims near Ora Banda in the Eastern Goldfields region of Western Australia.