UNITED STATES
                       SECURITIES AND EXCHANGE COMMISSION
                             Washington, D.C. 20549


                                  SCHEDULE 13G

                    Under the Securities Exchange Act of 1934
                                (Amendment No.)*

                              ALBEMARLE CORPORATION
                              ---------------------
                                (Name of Issuer)

                          Common Stock, $0.01 Par Value
                          -----------------------------
                         (Title of Class of Securities)

                                    012653101
                                    ---------
                                 (CUSIP Number)

                                January 25, 2008
                                ----------------
                      (Date of Event which Requires Filing
                               of this Statement)



Check the appropriate box to designate the rule pursuant to which this Schedule
is filed:

                  [ ]      Rule 13d-1(b)
                  [X]      Rule 13d-1(c)
                  [ ]      Rule 13d-1(d)



  *The remainder of this cover page shall be filled out for a reporting person's
  initial filing on this form with respect to the subject class of securities,
  and for any subsequent amendment containing information which would alter the
  disclosures provided in a prior cover page.

  The information required on the remainder of this cover page shall not be
  deemed to be "filed" for the purpose of Section 18 of the Securities Exchange
  Act of 1934 ("Act") or otherwise subject to the liabilities of that section of
  the Act but shall be subject to all other provisions of the Act (however, see
  the Notes).


                                  Page 1 of 11

- ---------------------------- -------------------- CUSIP No. 012653101 13G Page 2 of 11 Pages - ---------------------------- -------------------- - ---------- --------------------------------------------------------------------- 1 NAME OF REPORTING PERSON I.R.S. IDENTIFICATION NO. OF ABOVE PERSON S.A.C. Capital Advisors, LLC - ---------- --------------------------------------------------------------------- 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) [ ] (b) [X] - ---------- --------------------------------------------------------------------- 3 SEC USE ONLY - ---------- --------------------------------------------------------------------- 4 CITIZENSHIP OR PLACE OF ORGANIZATION Delaware - --------------------- ----- ---------------------------------------------------- 5 SOLE VOTING POWER 0 ----- ---------------------------------------------------- 6 SHARED VOTING POWER NUMBER OF SHARES BENEFICIALLY OWNED 4,370,561 (see Item 4) BY EACH REPORTING ----- ---------------------------------------------------- PERSON WITH 7 SOLE DISPOSITIVE POWER 0 ----- ---------------------------------------------------- 8 SHARED DISPOSITIVE POWER 4,370,561 (see Item 4) - ---------- --------------------------------------------------------------------- 9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 4,370,561 (see Item 4) - ---------- --------------------------------------------------------------------- 10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES [ ] - ---------- --------------------------------------------------------------------- 11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 4.6% (see Item 4) - ---------- --------------------------------------------------------------------- 12 TYPE OF REPORTING PERSON* 00 - ---------- --------------------------------------------------------------------- *SEE INSTRUCTION BEFORE FILLING OUT Page 2 of 11

- ---------------------------- -------------------- CUSIP No. 012653101 13G Page 3 of 11 Pages - ---------------------------- -------------------- - ---------- --------------------------------------------------------------------- 1 NAME OF REPORTING PERSON I.R.S. IDENTIFICATION NO. OF ABOVE PERSON S.A.C. Capital Management, LLC - ---------- --------------------------------------------------------------------- 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) [ ] (b) [X] - ---------- --------------------------------------------------------------------- 3 SEC USE ONLY - ---------- --------------------------------------------------------------------- 4 CITIZENSHIP OR PLACE OF ORGANIZATION Delaware - --------------------- ----- ---------------------------------------------------- 5 SOLE VOTING POWER 0 ----- ---------------------------------------------------- 6 SHARED VOTING POWER NUMBER OF SHARES BENEFICIALLY OWNED 4,370,561 (see Item 4) BY EACH REPORTING ----- ---------------------------------------------------- PERSON WITH 7 SOLE DISPOSITIVE POWER 0 ----- ---------------------------------------------------- 8 SHARED DISPOSITIVE POWER 4,370,561 (see Item 4) - ---------- --------------------------------------------------------------------- 9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 4,370,561 (see Item 4) - ---------- --------------------------------------------------------------------- 10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES [ ] - ---------- --------------------------------------------------------------------- 11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 4.6% (see Item 4) - ---------- --------------------------------------------------------------------- 12 TYPE OF REPORTING PERSON* 00 - ---------- --------------------------------------------------------------------- *SEE INSTRUCTION BEFORE FILLING OUT Page 3 of 11

- ---------------------------- -------------------- CUSIP No. 012653101 13G Page 4 of 11 Pages - ---------------------------- -------------------- - ---------- --------------------------------------------------------------------- 1 NAME OF REPORTING PERSON I.R.S. IDENTIFICATION NO. OF ABOVE PERSON CR Intrinsic Investors, LLC - ---------- --------------------------------------------------------------------- 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) [ ] (b) [X] - ---------- --------------------------------------------------------------------- 3 SEC USE ONLY - ---------- --------------------------------------------------------------------- 4 CITIZENSHIP OR PLACE OF ORGANIZATION Delaware - --------------------- ----- ---------------------------------------------------- 5 SOLE VOTING POWER 0 ----- ---------------------------------------------------- 6 SHARED VOTING POWER NUMBER OF SHARES BENEFICIALLY OWNED 400,000 (see Item 4) BY EACH REPORTING ----- ---------------------------------------------------- PERSON WITH 7 SOLE DISPOSITIVE POWER 0 ----- ---------------------------------------------------- 8 SHARED DISPOSITIVE POWER 400,000 (see Item 4) - ---------- --------------------------------------------------------------------- 9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 400,000 (see Item 4) - ---------- --------------------------------------------------------------------- 10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES [ ] - ---------- --------------------------------------------------------------------- 11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 0.4% (see Item 4) - ---------- --------------------------------------------------------------------- 12 TYPE OF REPORTING PERSON* 00 - ---------- --------------------------------------------------------------------- *SEE INSTRUCTION BEFORE FILLING OUT Page 4 of 11

- ---------------------------- -------------------- CUSIP No. 012653101 13G Page 5 of 11 Pages - ---------------------------- -------------------- - ---------- --------------------------------------------------------------------- 1 NAME OF REPORTING PERSON I.R.S. IDENTIFICATION NO. OF ABOVE PERSON Sigma Capital Management, LLC - ---------- --------------------------------------------------------------------- 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) [ ] (b) [X] - ---------- --------------------------------------------------------------------- 3 SEC USE ONLY - ---------- --------------------------------------------------------------------- 4 CITIZENSHIP OR PLACE OF ORGANIZATION Delaware - --------------------- ----- ---------------------------------------------------- 5 SOLE VOTING POWER 0 ----- ---------------------------------------------------- 6 SHARED VOTING POWER NUMBER OF SHARES BENEFICIALLY OWNED 90,000 (see Item 4) BY EACH REPORTING ----- ---------------------------------------------------- PERSON WITH 7 SOLE DISPOSITIVE POWER 0 ----- ---------------------------------------------------- 8 SHARED DISPOSITIVE POWER 90,000 (see Item 4) - ---------- --------------------------------------------------------------------- 9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 90,000 (see Item 4) - ---------- --------------------------------------------------------------------- 10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES [ ] - ---------- --------------------------------------------------------------------- 11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) Less than 0.1% (see Item 4) - ---------- --------------------------------------------------------------------- 12 TYPE OF REPORTING PERSON* 00 - ---------- --------------------------------------------------------------------- *SEE INSTRUCTION BEFORE FILLING OUT Page 5 of 11

- ---------------------------- -------------------- CUSIP No. 012653101 13G Page 6 of 11 Pages - ---------------------------- -------------------- - ---------- --------------------------------------------------------------------- 1 NAME OF REPORTING PERSON I.R.S. IDENTIFICATION NO. OF ABOVE PERSON Steven A. Cohen - ---------- --------------------------------------------------------------------- 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) [ ] (b) [X] - ---------- --------------------------------------------------------------------- 3 SEC USE ONLY - ---------- --------------------------------------------------------------------- 4 CITIZENSHIP OR PLACE OF ORGANIZATION United States - --------------------- ----- ---------------------------------------------------- 5 SOLE VOTING POWER 0 ----- ---------------------------------------------------- 6 SHARED VOTING POWER NUMBER OF SHARES BENEFICIALLY OWNED 4,860,561 (see Item 4) BY EACH REPORTING ----- ---------------------------------------------------- PERSON WITH 7 SOLE DISPOSITIVE POWER 0 ----- ---------------------------------------------------- 8 SHARED DISPOSITIVE POWER 4,860,561 (see Item 4) - ---------- --------------------------------------------------------------------- 9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 4,860,561 (see Item 4) - ---------- --------------------------------------------------------------------- 10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES [ ] - ---------- --------------------------------------------------------------------- 11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 5.1% (see Item 4) - ---------- --------------------------------------------------------------------- 12 TYPE OF REPORTING PERSON* IN - ---------- --------------------------------------------------------------------- *SEE INSTRUCTION BEFORE FILLING OUT Page 6 of 11

Item 1(a) Name of Issuer: -------------- Albemarle Corporation Item 1(b) Address of Issuer's Principal Executive Offices: ----------------------------------------------- 330 South Fourth Street, Richmond, Virginia 23219 Items 2(a) Name of Person Filing: --------------------- This statement is filed by: (i) S.A.C. Capital Advisors, LLC ("SAC Capital Advisors") with respect to shares of common stock, $0.01 par value ("Shares"), of the Issuer beneficially owned by S.A.C. Capital Associates, LLC ("SAC Capital Associates") and S.A.C. Select Fund, LLC ("SAC Select Fund"); (ii) S.A.C. Capital Management, LLC ("SAC Capital Management") with respect to Shares beneficially owned by SAC Capital Associates and SAC Select Fund; (iii) CR Intrinsic Investors, LLC ("CR Intrinsic Investors") with respect to Shares beneficially owned by CR Intrinsic Investments, LLC ("CR Intrinsic Investments"); (iv) Sigma Capital Management, LLC ("Sigma Management") with respect to shares beneficially owned by Sigma Capital Associates, LLC ("Sigma Capital Associates"); and (v) Steven A. Cohen with respect to Shares beneficially owned by SAC Capital Advisors, SAC Capital Management, SAC Capital Associates, SAC Select Fund, CR Intrinsic Investors, CR Intrinsic Investments, Sigma Management and Sigma Capital Associates. SAC Capital Advisors, SAC Capital Management, CR Intrinsic Investors, Sigma Management and Steven A. Cohen have entered into a Joint Filing Agreement, a copy of which is filed with this Schedule 13G as Exhibit 99.1, pursuant to which they have agreed to file this Schedule 13G jointly in accordance with the provisions of Rule 13d-1(k) of the Securities Exchange Act of 1934, as amended. Item 2(b) Address of Principal Business Office: ------------------------------------ The address of the principal business office of (i) SAC Capital Advisors, CR Intrinsic Investors and Mr. Cohen is 72 Cummings Point Road, Stamford, Connecticut 06902, and (ii) SAC Capital Management and Sigma Management is 540 Madison Avenue, New York, New York 10022. Item 2(c) Citizenship: ----------- SAC Capital Advisors, SAC Capital Management, CR Intrinsic Investors and Sigma Management are Delaware limited liability companies. Mr. Cohen is a United States citizen. Item 2(d) Title of Class of Securities: ---------------------------- Common Stock, $0.01 par value Page 7 of 11

Item 2(e) CUSIP Number: ------------ 12653101 Item 3 Not Applicable Item 4 Ownership: --------- The percentages used herein are calculated based upon the Shares issued and outstanding as of November 1, 2007 as reported on the Issuer's quarterly report on Form 10-Q filed with the Securities and Exchange Commission for the quarterly period ended September 30, 2007. As of the close of business on January 29, 2008: 1. S.A.C. Capital Advisors, LLC (a) Amount beneficially owned: 4,370,561 (b) Percent of class: 4.6% (c)(i) Sole power to vote or direct the vote: -0- (ii) Shared power to vote or direct the vote: 4,370,561 (iii) Sole power to dispose or direct the disposition: -0- (iv) Shared power to dispose or direct the disposition: 4,370,561 2. S.A.C. Capital Management, LLC (a) Amount beneficially owned: 4,370,561 (b) Percent of class: 4.6% (c)(i) Sole power to vote or direct the vote: -0- (ii) Shared power to vote or direct the vote: 4,370,561 (iii) Sole power to dispose or direct the disposition: -0- (iv) Shared power to dispose or direct the disposition: 4,370,561 3. CR Intrinsic Investors, LLC (a) Amount beneficially owned: 400,000 (b) Percent of class: 0.4% (c)(i) Sole power to vote or direct the vote: -0- (ii) Shared power to vote or direct the vote: 400,000 (iii) Sole power to dispose or direct the disposition: -0- (iv) Shared power to dispose or direct the disposition: 400,000 4. Sigma Capital Management, LLC (a) Amount beneficially owned: 90,000 (b) Percent of class: less than 0.1% (c)(i) Sole power to vote or direct the vote: -0- (ii) Shared power to vote or direct the vote: 90,000 (iii) Sole power to dispose or direct the disposition: -0- (iv) Shared power to dispose or direct the disposition: 90,000 Page 8 of 11

5. Steven A. Cohen (a) Amount beneficially owned: 4,860,561 (b) Percent of class: 5.1% (c)(i) Sole power to vote or direct the vote: -0- (ii) Shared power to vote or direct the vote: 4,860,561 (iii) Sole power to dispose or direct the disposition: -0- (iv) Shared power to dispose or direct the disposition: 4,860,561 SAC Capital Advisors, SAC Capital Management, CR Intrinsic Investors, Sigma Management and Mr. Cohen own directly no Shares. Pursuant to investment management agreements, each of SAC Capital Advisors and SAC Capital Management share all investment and voting power with respect to the securities held by SAC Capital Associates and SAC Select Fund. Pursuant to an investment management agreement, CR Intrinsic Investors maintains investment and voting power with respect to the securities held by CR Intrinsic Investments. Pursuant to an investment management agreement, Sigma Management maintains investment and voting power with respect to the securities held by Sigma Capital Associates. Mr. Cohen controls each of SAC Capital Advisors, SAC Capital Management, CR Intrinsic Investors and Sigma Management. CR Intrinsic Investments is a wholly owned subsidiary of SAC Capital Associates. By reason of the provisions of Rule 13d-3 of the Securities Exchange Act of 1934, as amended, each of (i) SAC Capital Advisors, SAC Capital Management and Mr. Cohen may be deemed to own beneficially 4,370,561 Shares (constituting approximately 4.6% of the Shares outstanding), (ii) CR Intrinsic Investors and Mr. Cohen may be deemed to own beneficially 400,000 Shares (constituting approximately 0.4% of the Shares outstanding), and (iii) Sigma Management and Mr. Cohen may be deemed to own beneficially 90,000 shares (constituting less than 0.1% of the Shares outstanding). Each of SAC Capital Advisors, SAC Capital Management, CR Intrinsic Investors, Sigma Management and Mr. Cohen disclaim beneficial ownership of any of the securities covered by this statement, and SAC Capital Associates disclaims beneficial ownership of any securities held by CR Intrinsic Investments. Item 5 Ownership of Five Percent or Less of a Class: -------------------------------------------- If this statement is being filed to report the fact that as of the date hereof the reporting person has ceased to be the beneficial owner of more than five percent of the class of securities, check the following. [ ] Item 6 Ownership of More than Five Percent on Behalf of Another -------------------------------------------------------- Person: ------ Not Applicable Page 9 of 11

Item 7 Identification and Classification of the ---------------------------------------- Subsidiary Which Acquired the Security Being -------------------------------------------- Reported on By the Parent Holding Company: ----------------------------------------- Not Applicable Item 8 Identification and Classification of Members -------------------------------------------- of the Group: ------------ Not Applicable Item 9 Notice of Dissolution of Group: ------------------------------ Not Applicable Item 10 Certification: ------------- By signing below the signatory certifies that, to the best of his knowledge and belief, the securities referred to above were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect. Page 10 of 11

SIGNATURE --------- After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct. Dated: January 31, 2008 S.A.C. CAPITAL ADVISORS, LLC By: /s/ Peter Nussbaum ------------------------------------------- Name: Peter Nussbaum Title: Authorized Person S.A.C. CAPITAL MANAGEMENT, LLC By: /s/ Peter Nussbaum ------------------------------------------- Name: Peter Nussbaum Title: Authorized Person CR INTRINSIC INVESTORS, LLC By: /s/ Peter Nussbaum ------------------------------------------- Name: Peter Nussbaum Title: Authorized Person SIGMA CAPITAL MANAGEMENT, LLC By: /s/ Peter Nussbaum ------------------------------------------- Name: Peter Nussbaum Title: Authorized Person STEVEN A. COHEN By: /s/ Peter Nussbaum ------------------------------------------- Name: Peter Nussbaum Title: Authorized Person Page 11 of 11

                                                                    Exhibit 99.1

                             JOINT FILING AGREEMENT

The undersigned hereby agree that the foregoing statement on Schedule 13G is
filed on behalf of each of the undersigned in accordance with the provisions of
Rule 13d-1(k) under the Securities Exchange Act of 1934, as amended, and that
all subsequent amendments to this statement on Schedule 13G may be filed on
behalf of each of the undersigned without the necessity of filing additional
joint filing agreements.

Dated: January 31, 2008

S.A.C. CAPITAL ADVISORS, LLC


By:     /s/ Peter Nussbaum
        -------------------------------------------
Name:   Peter Nussbaum
Title:  Authorized Person


S.A.C. CAPITAL MANAGEMENT, LLC


By:     /s/ Peter Nussbaum
        -------------------------------------------
Name:   Peter Nussbaum
Title:  Authorized Person


CR INTRINSIC INVESTORS, LLC


By:     /s/ Peter Nussbaum
        -------------------------------------------
Name:   Peter Nussbaum
Title:  Authorized Person


SIGMA CAPITAL MANAGEMENT, LLC


By:     /s/ Peter Nussbaum
        -------------------------------------------
Name:   Peter Nussbaum
Title:  Authorized Person


STEVEN A. COHEN


By:     /s/ Peter Nussbaum
        -------------------------------------------
Name:   Peter Nussbaum
Title:  Authorized Person