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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): 47.389914, -79.682648

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.

Localities in this Region

This page contains all mineral locality references listed on 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 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.


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

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