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Contact NRRI

Via email

Duluth

5013 Miller Trunk Highway
Duluth, MN 55811
(Directions)
Phone: 218-720-4294
Toll Free: 800-234-0054

Ely Field Station

1900 E Camp St
Ely, MN 55731
Phone: 218-235-2185

Coleraine Minerals Research Laboratory

PO Box 188
One Gayley Ave
Coleraine, MN 55722
(Directions)
Phone: 218-245-4201