Obsidian from Thames-Coromandel District, Waikato Region, New Zealand
New Zealand | |
| P.R. Moore (1983) Rhyolite domes and pyroclastic socks (Whitianga Group) of the Hahei Area, Coromandel Peninsula, Journal of the Royal Society of New Zealand, 13:1-2, 79-92 |
CF Johnson Collected |