MINES (last updated: 2022-04-29 )
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Permanent Link to this Record: 07871
Abandoned Mine Identifier: 07871
Official Name: Grand Portage
Site Classification: C
Primary Commodity: Copper
Long Name: 2017310051500
Date Mine Opened:
Date Mine Closed:
Mine Closure Reason: Ceasing Production - Other
Mine Closure Plan: No
Rehabilitation Plan: No
Mine Plans on File: No
Legal Jurisdiction: Mining Act
Date Record Last Modified: 2006-04-19
Township or Area: Casson
District: Sault Ste. Marie
NTS Number: 041J11
Longitude (dd): -83.41693 | Latitude (dd): 46.44387
UTM Zone: 17 | Easting: 314356 | Northing: 5146205
Operational Access Description: Access; From Thessalon, Travel Hwy 129 24.8km. Turn Left On Wharmcliffe Road And Drive To Access Road To Dock. Turn Right From Dock And Travel By Boat To Site. Shaft Developed In About 1899 By J.a. Powers, F.a. Cheney; Minor Stoping Also Recorded In Ministry Literature.; Commodity: Copper; Year 2000 Survey Reports No Features Found, Team Searched For 2 Hours. Verbal Information From Local Residents Indicates That The Shaft Was Buried During Construction Of The Dam.
Mineral Deposit Identifier: MDI41J06NW00003
The information herein is provided by MINES free of charge and for information purposes only. All information is provided "as is" without warranties or conditions of any kind either expressed or implied. In providing this AMIS database information, MINES and the Government of Ontario accept no liability and make no warranty or any representation regarding the use, accuracy, applicability, completeness, performance, availability , security or reliability of the information. MINES is not responsible for, nor does it independently verify any information, through field measurements or otherwise. It is the sole responsibility of the person choosing to receive and use this information to verify the accuracy of any information obtained from this data package. The reader is warned to under take his or her own independent investigation to validate this information. Reports provided within are not compliant with CSA standards.
Emilie Trottier
Mine Hazards Technical Specialist
Mine Rehabilitation Group
Willet Green Miller Center - Level B6
933 Ramsey Lake Road
Sudbury ON P3E 6B5
Email: emilie.trottier@ontario.ca
Phone: 705-280-8658
Ministry of Mines - ©2022, King's Printer for Ontario