Polished fossil stromatolite slab from Bolivia. BST108 polished rock 105 mm x 85 mm

105 mm x 85 mm x 9

Dimensions at widest points approximately 50 mm x 40 mm x 25 mm thick

210 mm x 125 mm  x 17 mm

Dimensions at widest points approximately 155 mm x 80 mm x 80 mm thick

Dimensions at widest points approximately 120 mm x 110  mm x 9

Polished fossil stromatolite slab from Bolivia. BST108 polished rock 105 mm x 85 mmBST108 Fossil stromatolite slab, polished on one side. This museum quality specimen has been cut at right angles to the bedding and displays the columnar structure beautifully ! From the Miraflores Formation, El Molino, Potos, Bolivia, South America. Age approx. 70 million years (Cretaceous) Dimensions at widest points approximately 290 mm x 270 mm x 10 mm Weighs 1,283 grams