US$ 1550.00
The stromatolite occurs as small digitate columns which are finely laminated
Pink porphyry slab
This piece has a smattering of pyrite inclusions through it
(commonly jaspilitic) which is also intruded by metadoleritic sills
Dimensions 130 mm x 80 mm x 50 mm thick
Purple Chalcedony PU120 rock blocks The stromatolite occurs as smallPU120 Purple Chalcedony rough rock, cut and polished on one side with a natural rough exterior ! Difficult to photograph but is a pleasing lilac colour. Dimensions at widest points approx. 190 mm x 95 mm x 70 mm thick. Weighs 1,194 grams. From the Eastern Goldfields region of Western Australia.