Polished fossil stromatolite. Pseudogymnosolenid type. DOG164 Polished Beryl Also known as Atlantisite

Also known as Atlantisite

110 mm x 40 mm x 7 mm thick

CC120  Chrome chalcedony slab

60 mm x 40 mm  x 35 mm

Weighs 198 grams

Polished fossil stromatolite. Pseudogymnosolenid type. DOG164 Polished Beryl Also known as AtlantisiteDOG164 Fossil stromatolite slab, polished on one side An as yet unidentified stromatolite, form of Pseudogymnosolenid type. The stromatolite occurs as small digitate columns which are finely laminated. It probably grew in shallow water conditions with intermittent subaerial exposure. From an unassigned unit of the Wyloo Group. Age is approx. 1. 8 billion years. From south west of Newman Western Australia. Approx. 190 mm x 90 mm x 10 mm thick. Weighs