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All reasonably uniform in size (roughly 20 - 30 mm diameter} A bulk assortment
6 billion years
cut and polished on one side with a natural weathered back
165 mm x 165 mm x 11 mm
Weighs 160 grams
Polished Eucryptite EU122 crystoprase All reasonably uniform in sizeEU122 Eucryptite rough rock, cut and polished on one side with a natural back. A fluorescent mineral ! Dimensions at widest points approximately 160 mm x 70 mm x 60 mm thick. Weighs 828 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
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