Polished fossil stromatolite. Pseudogymnosolenid type. DOG167 purple lepidolite From near Nevada Creek

From near Nevada Creek

Dimensions at widest points approximately 105 mm x 90 mm x 70 mm deep

polished on one side with natural weathered exterior on rear

Dimensions approximately 170 mm x 110 mm x 11

Polished fossil stromatolite. Pseudogymnosolenid type. DOG167 purple lepidolite From near Nevada CreekDOG167 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. 145 mm x 60 mm x 8. 5 mm thick.