Measurements: 43 x 27 x 26 mm
Description: The specimen consistes of a lovely ball of bladed prehnite (20 x 19 mm) sitting on calcite crystals which, in turn, sit on a matrix of basalt rock. One small, clear quartz crystal (± 7 mm long) sits alongside the prehnite.
Damage appears to be limited to the edges of the specimen only, and a flaw to the side of the prehnite ball (middle two images on left).
Weight of Specimen: 24.9 g
Specimen Code: NBB 222
US $ 65