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Pulse arcade — neon hairlines and corner brackets frame the playfield brief.
cut and polished on one side
It weighs 628 grams
The original structure with annular rings visible in this piece
from the Proterozoic "Duck Creek Dolomite"
All reasonably uniform in size (roughly 20 - 30 mm diameter} A bulk assortment
Polished fossil stromatolite. Pseudogymnosolenid type. DOG163 Chrome chalcedony cut and polished on oneDOG163 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 65 mm x 7 mm thick. Weighs
US$ 200.00
US$ 140.00
US$ 46.98
US$ 150.00
US$ 39.98