8-K

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

FORM 8-K

CURRENT REPORT

PURSUANT TO SECTION 13 OR 15(d) OF THE

SECURITIES EXCHANGE ACT OF 1934

Date of report (Date of earliest event reported): September 20, 2012

Coeur d'Alene Mines Corporation

(Exact name of registrant as specified in its charter)

IDAHO

(State or other jurisdiction

of incorporation or organization)

1-8641

(Commission File Number)

82-0109423

(IRS Employer Identification No.)

505 Front Ave., P.O. Box “I”

Coeur d'Alene, Idaho, 83816

(Address of Principal Executive Offices)

(208) 667-3511

(Registrant's telephone number, including area code)

N/A

(Former Name or Former Address, if Changed Since Last Report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instructions A.2 below):

[ ] Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

[ ] Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

[ ] Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

[ ] Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Item 5.02. Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.

On September 20, 2012, K. Leon Hardy, Senior Vice President and Chief Operating Officer of Coeur d'Alene Mines Corporation (the “Company”), notified the Company that he will retire effective January 1, 2013.

The Company expects to appoint Randy Buffington, 53, currently Senior Vice President, Operations, to Senior Vice President and Chief Operating Officer effective upon Mr. Hardy's retirement.   Mr. Buffington joined the Company in January 2012.  From 2003 until joining the Company, he served in a variety of general management roles with Barrick Gold Corporation, a gold mining company, including Managing Director of Barrick's Lumwana copper project in Zambia from August 2011 to January 2012, and General Manager of the Goldstrike mine complex in Nevada from August 2009 to August 2011. During his tenure with Barrick, Mr. Buffington also was General Manager of the Ruby Hill and Bald Mountain mines in Nevada from August 2006 to August 2009 and May 2003 to August 2006, respectively. From the late 1980s to 2003, Mr. Buffington held senior roles with both Cominco American Incorporated and Placer Dome, Inc., both metals mining companies. Barrick, Cominco American and Placer Dome are not affiliates of the Company.

Item 9.01. Financial Statements and Exhibits.

(d)Exhibits:

Exhibit Number	Description of Exhibit
99.1	Press Release issued by the Company on September 25, 2012

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

Date: September 25, 2012 Coeur d'Alene Mines Corporation By:   /s/ Frank L. Hanagarne Jr. Name:Frank L. Hanagarne Jr. Title: Senior Vice President and Chief Financial Officer

EX-99.1

NEWS RELEASE

Coeur Announces Appointment of Randy Buffington as Chief Operating Officer at Year-End

COEUR D'ALENE, Idaho - September 25, 2012 - Coeur d'Alene Mines Corporation (NYSE:CDE, TSX:CDM) today announced that it expects to appoint Randy Buffington, currently Senior Vice President of Operations, to Senior Vice President and Chief Operating Officer effective January 1, 2013. Mr. Buffington will succeed K. Leon Hardy who will retire from the Company at the end of the year.

“Since joining Coeur last January, Randy has demonstrated his operational and technical expertise and has helped lead the Company in its effort to achieve operational consistency and efficiency,” said Mitchell Krebs, Coeur's President and Chief Executive Officer. "Additionally, we are grateful to Leon for his nine years of dedicated service, particularly for his operational leadership over the past four years during a period of dramatic growth for the Company,” Krebs added.

Mr. Buffington has over 28 years of experience in the precious metals mining industry providing operational and technical support to large-scale operations in the United States, South America and Africa. His expertise includes senior level technical and strategic planning, mine start-up, operating efficiency and optimization and safety and environmental leadership.

Prior to joining Coeur, Mr. Buffington served in a variety of general management roles with Barrick Gold Corporation, including Managing Director of Barrick's Lumwana copper project in Zambia and General Manager of the Goldstrike mine complex in Nevada. During his tenure with Barrick, Randy also was General Manager of the Ruby Hill and Bald Mountain operations in Nevada. From the late 1980s to 2003, Mr. Buffington held senior roles with both Cominco American and Placer Dome, Inc.

About Coeur

Coeur d'Alene Mines Corporation is the largest U.S.-based primary silver producer and a growing gold producer. The Company has three new, large precious metals mines generating significantly higher production, sales and cash flow in continued strong metals markets. In 2011, Coeur realized the first full year of production and cash flow from all three of its new, 100%-owned mines: the San Bartolomé silver mine in Bolivia, the Palmarejo silver-gold mine in Mexico, and the Kensington gold mine in Alaska. In addition, the Company began producing silver and gold from its long-time Rochester mine in Nevada in the fourth quarter of 2011. The Company also owns a non-operating interest in a low-cost mine in Australia, and conducts ongoing exploration activities near its operations in Argentina, Mexico, Alaska and Nevada. Additional information can be accessed through the Company's website at www.coeur.com.

For Additional Information:

Stefany Bales, Director, Corporate Communications

(208) 667-8263

Wendy Yang, Vice President, Investor Relations

(208) 665-0345