Abandoned Mine Inventory for Ontario

MINES (last updated: 2022-04-29 )

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Abandoned Mine Identifier: 08378

General Information

Permanent Link to this Record: 08378

Abandoned Mine Identifier: 08378

Official Name: Matachewan Consolidated Mine

Site Classification: A

Primary Commodity: Gold

Long Name:

Date Mine Opened:

Date Mine Closed:

Mine Closure Reason: Ceasing Production - Other

Mine Closure Plan: Yes

Rehabilitation Plan: No

Mine Plans on File: Yes

Legal Jurisdiction: Mining Act

Date Record Last Modified: 2012-01-27

Location Information

Township or Area: Powell

District: Kirkland Lake

NTS Number:

Longitude (dd): -80.67377 | Latitude (dd): 47.94493

UTM Zone: 17 | Easting: 524361 | Northing: 5310231

Operational Access Description: See Closure Plan Y01

Hazard Feature Information

Mine Feature

Hazard Status

Condition

UTM Zone

Easting

Northing

Tailings - Confined

Active

The Mine Operated Until 1954 Milling Approximately 3,525,000 Tonnes Of Gold Ore A Tailings Sample Was Collected From The Beach Area Of Ta-01 At Approximately 0.6m Below Surface. The Sample Was Dry And Had An Alkaline Paste Ph Of 9.5, And A Net Neutrali

524323

5310180

Tailings - Unconfined

Active

2003 Tailings Report: Tailings Are Reported To Be Acid Generating. Ponded Water Was Evident At The Toe Of The Tailings.

523821

5310194

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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