Opal from Central NSW - Omeo Province, Lachlan Orogen, Australia
Australia | |
| [var. Opaline] Gilligan, L.B., Byrnes, J.G. (1995) Cobar Metallogenic Map 1:250 000. Metallogenic Study and Mineral Deposit Data Sheets SH/55-14. Geological Survey of New South Wales |
| [Opal-A var. Opal-AN] Sorrell, Steve (n.d.) Personal communication. |
Wombat Hole prospect, Morass Creek gorge, Dartmouth, Towong Shire, Victoria, Australia