Goldcorp Canada Ltd. Musselwhite Mine - Amendment to a closure plan

Instrument type: Amendment to a closure plan

ERO number
013-4555
Ministry reference number
M27
Notice type
Instrument
Act
Mining Act, R.S.O. 1990
Posted by
Ministry of Energy, Northern Development and Mines
Transferred to
Ministry of Mines
Notice stage
Decision
Decision posted
Comment period
January 17, 2019 - February 16, 2019 (30 days) Closed
Last updated

This consultation was open from:
January 17, 2019
to February 16, 2019

Decision summary

The 2018 Closure Plan Amendment for the Musselwhite Mine was filed by the Director of Mine Rehabilitation with changes addressed in the Closure Plan Amendment Update dated November 9, 2019 to address government technical reviews.

Location details

Site location details

Musselwhite is located in the Patricia Mining District in Northwestern Ontario. The property is situated approximately 76 km southeast of Round Lake First Nation, 130 km north of Pickle Lake and 470 km northwest of Thunder Bay. The mine is serviced by an all season road from Pickle Lake. Mine staff and visitors fly in by regularly scheduled charter flight. The flight is direct from Thunder Bay and takes approximately 1 hour and 45 minutes.

Site location map

The location pin reflects the approximate area where environmental activity is taking place.

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Proponent(s)

Goldcorp Canada Ltd. Musselwhite Mine
Post Office Box Delivery 7500
Thunder Bay, ON
P7B 6S8
Canada

Decision details

The 2018 Closure Plan Amendment for the Musselwhite Mine was filed by the Director of Mine Rehabilitation with changes addressed in the Closure Plan Amendment Update dated November 9, 2019 to address government technical reviews.

Comments received

Through the registry

0

By email

0

By mail

0
View comments submitted through the registry

Effects of consultation

No comments were received resulting in no impact on the decision whether or not to proceed with this proposal.

Supporting materials

View materials in person

Some supporting materials may not be available online. If this is the case, you can request to view the materials in person.

Get in touch with the office listed below to find out if materials are available.

Mineral Development Office (Thunder Bay)
Address

435 James Street South
Suite B002
Thunder Bay, ON
P7E 6E3
Canada

Office phone number

How to Appeal

Appeals are not allowed

This instrument type cannot be appealed. Learn more about our consultation process.

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Contact

Andrew Kane

Phone number
Email address
Office
Mineral Development Office (Thunder Bay)
Address

435 James Street South
Suite B002
Thunder Bay, ON
P7E 6E3
Canada

Office phone number

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Original proposal

ERO number
013-4555
Ministry reference number
M27
Notice type
Instrument
Act
Mining Act, R.S.O. 1990
Posted by
Ministry of Energy, Northern Development and Mines
Proposal posted

Comment period

January 17, 2019 - February 16, 2019 (30 days)

Proposal details

Description of Instrument

Goldcorp-Musselwhite has submitted a Mine Closure Plan for filing by the Ministry of Energy, Northern Development and Mines as required under the Mining Act. The following are the major components of this Closure Plan Amendment as proposed by Goldcorp-Musselwhite:

  • Update to tailings deposition strategy including raising above 328m
  • Addition and monitoring of reclamation plots in the tailings management area
  • Potential in-pit disposal options for tailings and/or sulphide concentrate
  • Potential spillway development from the open pit to the polishing pond
  • Updates to the mine plan including modification of the esker shaft to a ventilation raise
  • Addition of an underground shaft (winze) and general mine plan updates
  • Update of the Financial Assurance to align with Goldcorp’s current closure cost model (current letter of credit is for $29M likely to increase to over $45M.)
  • Tailings Discharge Dyke Raising Construction (Stage 6 North Dyke & Stage 7 Dyke)

Supporting materials

View materials in person

Some supporting materials may not be available online. If this is the case, you can request to view the materials in person.

Get in touch with the office listed below to find out if materials are available.

Mines and Minerals Division
Address

933 Ramsey Lake Road
Level B6
Sudbury, ON
P3E 6B5
Canada

Office phone number

Comment

Commenting is now closed.

This consultation was open from January 17, 2019
to February 16, 2019

Connect with us

Contact

Andrew Kane

Phone number
Email address
Office
Mineral Development Office (Thunder Bay)
Address

435 James Street South
Suite B002
Thunder Bay, ON
P7E 6E3
Canada

Office phone number