Seneca #1 Mine (Gratiot Mines), Mohawk, Keweenaw Co., Michigan, USA
A copper mine.
Photo: Paul T. Brandes
| Nickeline ?|
17 entries listed. 16 valid minerals.
The above list 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.
Rocks & Min.: 58:111.
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Locality Updated: Newberry Caldera, East Lake, Deschutes Co., Oregon, USAFrom Rod Martin, 8th Dec 2013 09:07:43