Polished Eucryptite EU119 chalcedony Rainforest Jasper slab

Rainforest Jasper slab

125 mm x 80 mm x 70 mm

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

Weighs 875 grams

Alcheringa narrina from the Archaean Meentheena Member within the Tumbiana Formation

Polished Eucryptite EU119 chalcedony Rainforest Jasper slabEU119 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