Innes Mills pit, Macraes Mine, Macraes (Macraes Flat), Waitaki District, Otago Region, South Island, New Zealand
Latitude & Longitude (WGS84): | 45° 22' 9'' South , 170° 26' 6'' East |
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Latitude & Longitude (decimal): | -45.36937,170.43505 |
Köppen climate type: | Cfb : Temperate oceanic climate |
Located just north of the Frasers pit. As of 31st December 2009 the measured resource was 0.04 Mt of ore at 1.94 g/t Au, indicated resource 0.74 Mt at 1.08 g/t Au, and inferred resource 0.23 Mt at 0.7 g/t Au for 0.01 Moz Au.
Mining at the pit was completed in 2005, and then back-filled.
Mineral List
1 valid mineral.
Regional Geology
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
Hettangian - Roadian 199.3 - 272.3 Ma ID: 1315309 | Undifferentiated Rakaia Terrane Permian - Triassic TZIV schist Age: Phanerozoic (199.3 - 272.3 Ma) Stratigraphic Name: Rakaia Terrane Description: Strongly foliated and segregated/quartz-laminated psammitic and pelitic schist; minor greenschist; rare metachert; TZIV. Comments: Basement (Eastern Province) metamorphic rocks. Age based on lithostratigraphic inference Lithology: Major:: {schist},Minor:: {psammite, pelite, greenschist, metachert} Reference: Heron, D.W. . Geology Map of New Zealand 1:250 000. GNS Science Geological Map 1. [13] |
Triassic - Guadalupian 201.3 - 272.3 Ma ID: 1308156 | Rakaia Terrane Permian-Triassic TZIV schist Age: Phanerozoic (201.3 - 272.3 Ma) Stratigraphic Name: Torlesse Supergroup; Rakaia Terrane Permian-Triassic TZIV schist Description: Pelitic and psammitic schist (TZIV) with areas of greenschist or amphibolite and minor metachert, metagabbro and nephrite. Comments: Eastern Province (Rakaia Terrane) Rocks Lithology: Schist, greenschist, amphibolite, chert, gabbro, nephrite 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. [12] |
Data and map coding provided by Macrostrat.org, used under Creative Commons Attribution 4.0 License