Dunedin, Otago, South Island, New Zealand
|Location is approximate, based on center of defined region.|
|Latitude & Longitude (WGS84):||45° 52' South , 170° 30' East|
|Latitude & Longitude (decimal):||-45.86666,170.50000|
Ref.: Railton, G.L. & Watters, W.A., Minerals of New Zealand, New Zealand Geological Survey Bull. #104 (1990).
Mineral ListMineral list contains entries from the region specified including sub-localities
43 valid minerals. 1 (TL) - type locality of valid minerals.
This geological map and associated information on rock units at or nearby to the coordinates given for this locality is based on relatively small scale geological maps provided by various national Geological Surveys. This does not necessarily represent the complete geology at this locality but it gives a background for the region in which it is found.
Click on geological units on the map for more information. Click here to view full-screen map on Macrostrat.org
|Late Miocene - Middle Miocene|
5.333 - 15.97 Ma
|Dunedin Volcanic Group basaltic rocks|
Age: Miocene (5.333 - 15.97 Ma)
Comments: Zealandia Megasequence Extrusive and Intrusive Rocks (Neogene)
Lithology: Basalt, pyroclastic material
Reference: Edbrooke, S.W., Heron, D.W., Forsyth, P.J., Jongens, R. (compilers). Geology Map of New Zealand 1:1 000 000. GNS Science Geological Map 2. 
|Tortonian - Serravallian|
7.246 - 13.82 Ma
|Dunedin Volcanic Group second main phase extrusives|
Age: Miocene (7.246 - 13.82 Ma)
Stratigraphic Name: Dunedin Volcanic Group
Reference: Heron, D.W. . Geology Map of New Zealand 1:250 000. GNS Science Geological Map 1.