Polished Eucryptite EU117 Marra Mamba Dimensions at widest points approximately

Dimensions at widest points approximately 110 mm x 80 mm x 55 mm thick

Dimensions at widest points approximately 125 mm x 120 mm x 80 mm thick

The stone from this deposit was last mined more than 30 years ago

5 mm thick and weighs 287 grams

Prehnite rough rock

Polished Eucryptite EU117 Marra Mamba Dimensions at widest points approximatelyEU117 Eucryptite rough rock, cut and polished on one side with a natural back. A fluorescent mineral ! Dimensions at widest points approximately 90 mm x 70 mm x 40 mm thick. Weighs 335 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