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Nipissing 404, Coleman Township, Cobalt area, Cobalt-Gowganda region, Timiskaming District, Ontario, Canada

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Latitude & Longitude (WGS84): 47° 23' 24'' North , 79° 40' 58'' West
Latitude & Longitude (decimal): 47.38991,-79.68265


Discovered in 1903, it comprises claim block R.L.404 which includes numerous veins many of which outcropped at surface. Shut down in the late 1960's with some exploration taking place in the 1970's. Total production up to the end of 1950 was 91,800,000 oz. Ag and 5,630,000lbs. of Cobalt
The area is now a tourist site. The property was as of 2009 leased by Blackstone Development Inc. The lease has expired and the claim has reverted back to Agnico-Eagle Mines.

Note: the coordinates given are for the high-grade mill site which is approximately the centre of the 404 claim,

Mineral List

Mineral list contains entries from the region specified including sub-localities

58 valid minerals. 1 erroneous literature entry.

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

Paleoproterozoic
1600 - 2500 Ma
Huronian Supergroup (2.2 Ga to 2450 Ma); Cobalt Group; Gowganda Formation

Age: Proterozoic (1600 - 2500 Ma)

Stratigraphic Name: Huronian Supergroup (2.2 Ga to 2450 Ma); Cobalt Group; Gowganda Formation

Comments: Southern and Superior Province

Lithology: Conglomerate, sandstone, silstone, argillite

Reference: Ontario Geological Survey. 1:250 000 scale bedrock geology of Ontario. ISBN 978-1-4435-5705-4. Miscellaneous Release–Data 126 - Revision 1. [1]

Data and map coding provided by Macrostrat.org, used under Creative Commons Attribution 4.0 License


Localities in this Region


This page contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.

References

Ontario Dept. of Mines, 1968, MRC No.10, Silver Cobalt Calcite Vein Deposits of Ontario, by A.O.Sergiades

Sabina, Ann P., 2000. Rocks and Minerals for the Collector: Cobalt-Belleterre-Timmins, Ontario and Quebec, GSC. Miscellaneous Report 57, 266 p.

The Canadian Mineralogist - Cobalt Ores V 11 Part 1, 1971

Mineral and/or Locality  
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