6-K

FORM 6-K
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

Report of Foreign Private Issuer

Pursuant to Rule 13a-16 or 15d-16
of the Securities Exchange Act of 1934

For the month of August  2006

Commission File Number: 000-13345

Caledonia Mining Corporation
(Translation of registrant's name into English)

Unit #9, 2145 Dunwin Drive

Mississauga

Ontario L5L 4L9

Canada
(Address of principal executive offices)

Indicate by check mark whether the registrant files or will file annual reports under cover Form 20-F or Form 40-F.

Form 20-F _X__ Form 40-F_____

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1): ____

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7): ____

Indicate by check mark whether by furnishing the information contained in this Form, the registrant is also thereby furnishing the information to the Commission pursuant to Rule 12g3-2(b) under the Securities Exchange Act of 1934.

Yes ____ No __X___

If "Yes" is marked, indicate below the file number assigned to the registrant in connection with Rule 12g3-2(b): 82- _______

Signatures

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, thereunto duly authorized.

Caledonia Mining Corporation
(Registrant)

By:_/s/ James Johnstone

Name: James Johnstone

Title: Vice President Operations

Dated:   August 4, 2006

Exhibit Index

Exhibit

Description

99.1

Press Release  August 4, 2006

EX-99.1

Caledonia Announces Release Date of 2^nd Quarter Results & Conference Call and Completes Private Placement

Toronto, Ontario – August 4^th 2006:  Caledonia Mining Corporation (“Caledonia”)
(TSX: CAL, NASDAQ-OTCBB: CALVF, AIM: CMCL) is pleased to announce the completion of a $2,380,000 private placement financing.

The placement, which was handled by a commission agent in Europe, was for 17,000,000 units priced at $0.14 each.  Each unit consists of one common share and one share purchase warrant.  Each warrant entitles the holder to purchase one common share of Caledonia at a price of $0.16 for a period of 12 months from the date of issue.

The funds raised will be used, after payment of commissions, to fund the operations and exploration activities of the Corporation and for general corporate purposes.

Caledonia will apply to AIM for the 17,000,000 new common shares to be admitted to trading on AIM and admission is expected to take place on 10 August 2006.

Caledonia will release its second quarter results on Monday August 14^th and on Tuesday

Aug 15^th Stefan Hayden, Caledonia’s CEO and President will host a conference call at 10.30 am (Toronto time) to discuss the second quarter results.

To participate in this conference call please dial at least 5 minutes before the call and quote “Caledonia Mining Corporation Second Quarter Results”

North American toll free

866-365-1119

South Africa toll free

800-2288-7000

Switzerland toll free

800-2288-7000

International toll number

1-416-849-7329

Local (Toronto Area)

416-849-7329

A replay facility will be available for two weeks until 29^th August 2006 at:

North American toll free

1-866-501-5559  

Passcode: 21183406#

A recording of the call will be available on the Caledonia website: www.caledoniamining.com from 3.00 pm (EST) on October 16^th

Further information regarding Caledonia’s exploration activities and operations along with its latest financials may be found at www.caledoniamining.com.

For more information, please contact:

Stefan Hayden President and CEO, Caledonia Mining Tel: +27 11 447 2499 Alex Buck / Nick Bias buck-bias Tel: +44 7932 740 452

Certain statements included herein are "forward-looking statements".  Management cautions that forward-looking statements are not guarantees and that actual result could differ materially from those expressed or implied in the forward-looking statements.  Important factors that could cause the actual results of operations, exploration or development programs, or the financial condition of the Company, to differ include, but are not necessarily limited to, the risks and uncertainties discussed in documents filed by the Company with the various regulatory authorities having jurisdiction.