Abandoned Mine Inventory for Ontario

MINES (last updated: 2022-04-29 )

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Abandoned Mine Identifier: 08558

General Information

Permanent Link to this Record: 08558

Abandoned Mine Identifier: 08558

Official Name: Edward Island

Site Classification: C

Primary Commodity: Silver

Long Name: 2016370053500

Date Mine Opened:

Date Mine Closed:

Mine Closure Reason: Ceasing Production - Other

Mine Closure Plan: No

Rehabilitation Plan: No

Mine Plans on File: Yes

Legal Jurisdiction: Mining Act

Date Record Last Modified: 2011-05-31

Location Information

Township or Area: Porphyry Island

District: Thunder Bay

NTS Number: 052A07

Longitude (dd): -88.64363 | Latitude (dd): 48.35638

UTM Zone: 16 | Easting: 378241 | Northing: 5357217

Operational Access Description: Access; The Site Is Located At The Southwest End Of Edward Island In Lake Superior. History: In 1884 Two Shafts Were Sunk On The Southwestern End Of Edward Island. No.1 Shaft Located On The Beach Was Sunk 35' Deep. No.2 Shaft, Inland 200' To The Ne, Was Sunk 100' Deep. The No.1 Shaft Was Dewatered And Extended A Few Feet In 1921. In 1963 An Em Survey Was Conducted To Outline Graphitic Shear Zones. Two Diamond Drill Holes, Totaling 1300' Failed To Show Silver Ore. Year 2000 Survey Reports Pit-1 Corresponds To Amis Shaft-2. Two Test Pits Not In Records Identified.

Hazard Feature Information

Mine Feature

Hazard Status

Condition

UTM Zone

Easting

Northing

Exploration Shaft - Vertical Shaft

Active

2000 Assessment; The 2000 Amis Report Provides That This Feature Is Now A Pit, With Dimensions Of 2x2x2m. Bottom Of Pit S Dry With Loose, Slumped Overburden And Old Logs. Possibly A Partially Collapsed Shaft Or Stope. Open And Unprotected. Coordinates App

378241

5357232

Exploration Shaft - Vertical Shaft

Active

2000 Assessment; Bedrock Collared Shaft, Filled To Within 5m Of Surface With Water, Drift Or Stope Seen Striking North At 5m Depth, Shaft Is Open And Unprotected.

378241

5357217

Trench

Active

2000 Assessment; Pit Cuts Into Side Of Outcrop From Ground Surface, Base Is Level With Lower Opening, Floor Is Flat And Rubble Covered And Feels Solid.

378213

5357189

Mineral Deposit Identifier: MDI52A07SE00003

Terms of Use

Please be aware of the following regarding our AMIS data

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.

Contact

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