Polished Eucryptite EU106 oldest agate in the world Dimensions at widest points approximately

Dimensions at widest points approximately 90 mm  x 65 mm wide x 7 mm thick

190 mm x 90 mm x 10 mm thick

cut and polished on one side

Dimensions at widest points approximately 355 mm  x 190 mm

105 mm x 70 mm x45 mm

Polished Eucryptite EU106 oldest agate in the world Dimensions at widest points approximatelyEU106 Eucryptite rough rock, cut and polished on one side with a natural back. (Fluorescent mineral ! ) Dimensions at widest points approximately 100 mm x 100 mm x 35 mm thick. Weighs 371 grams. Eucryptite is a lithium aluminium silicate that occurs in LCT pegmatites. Under shortwave UV light it fluoresces a deep red colour. From near Norseman in Western Australia