Polished Eucryptite EU119 chalcedony Dimensions at widest points approximately

Dimensions at widest points approximately 130 mm x 100 mm x 9 mm thick

125 mm x 80 mm x 70 mm

Weighs 875 grams

Weighs 266 grams

Dimensions at widest points approximately 130 mm  x 125 mm wide x 8 mm thick

Polished Eucryptite EU119 chalcedony Dimensions at widest points approximatelyEU119 Eucryptite rough rock, cut and polished on one side with a natural back. A fluorescent mineral ! Pale blue associated mineral is Cleavelandite. Dimensions at widest points approximately 95 mm x 85 mm x 35 mm thick. Weighs 388 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