Polished fossil stromatolite slab. Asperia digitata YD118 John Citron chrysoprase Dimensions at widest points approximately

Dimensions at widest points approximately 50 mm x 40 mm x 34 mm thick

Weighs 444 grams

XL117  Quartz crystal from the southern Pilbara

Recently dug (July 2023) from our mining lease near the Ashburton River

280 mm x 180 mm x 95 mm

Polished fossil stromatolite slab. Asperia digitata YD118 John Citron chrysoprase Dimensions at widest points approximatelyYD118. Fossil stromatolite slab polished on one side. Asperia digitata (formerly Yelma digitata) from the Proterozoic "Yelma Formation". Age is approx. 1. 7 billion years. From near Wiluna in Western Australia. Dimensions approx. 270 mm x 170 mm x 10 mm thick. Weighs 1,245 grams.