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120 mm x 70 mm x 45 mm thick
From Boogardie Station near Mount Magnet
Dimensions approximately 70mm x 100mm x 10-30mm thick
Yet to be formally identified but possibly Paniscollenia
More information about Chrome Chalcedony
Polished fossil stromatolite. Pseudogymnosolenid type. DOG165 beryl 120 mm x 70 mmDOG165 Fossil stromatolite slab, polished on one side. Superb museum quality specimen ! 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. 285