obsidian, GL2020
Physical Description
Large piece of roughly shaped obsidian, with some rough spots where other rock is attached and some sharp edges. Has whorls and ridges where the inherent stresses and structure have made pieces come away leaving a broken glass-like pattern.
Provenance
Locality, suggested by Tony Reay: Dr Tony Reay
Taupo
Field Collection
Ben Lomand?Measurements
Maximum dimensions (H x W x D): 150 x 200 x 250mmAll Rights Reserved