Holding(s) in Company

Elementis PLC
17 May 2004


                          SCHEDULE 10
 
             NOTIFICATION OF MAJOR INTERESTS IN SHARES


1)   NAME OF COMPANY

     ELEMENTIS PLC


2)   NAME OF SHAREHOLDER HAVING A MAJOR INTEREST

     FIDELITY INTERNATIONAL LIMITED


3)   Please state whether notification indicates that it is in respect of 
     holding of the Shareholder named in 2 above or in respect of a 
     non-beneficial interest or in the case of an individual holder if it is a
     holding of that person's spouse or children under the age of 18


4)   Name of the registered holder(s) and, if more than one holder, the 
     number of shares held by each of them.

     PLEASE SEE BELOW


5)   Number of shares/amount of stock acquired.

     3,094,291


6)   Percentage of issued Class

     0.72%


7)   Number of shares/amount of stock disposed



8)   Percentage of issued Class



9)   Class of security

     ORDINARY SHARES


10)  Date of transaction

     NOT KNOWN


11)  Date company informed

     14 MAY 2004


12)  Total holding following this notification

     43,250,793

               
13)  Total percentage holding of issued class following this notification

     10.03%


14)  Any additional information




15)  Name of contact and telephone number for queries

     NICHOLAS ROWE

     

16)  Name and signature of authorised company official responsible for 
     making this notification

     Date of Notification      17 MAY 2004 


Amendment No 11 

NOTIFICATIONS UNDER SECTIONS 198 TO 202 - - UK COMPANIES ACT 
------------------------------------------------------------
          
1.   Company in which shares are held:       Elementis Plc
                                             -------------

2.   Notifiable Interest:                    Ordinary Shares
                                             ---------------
     (A)  FMR Corp 
          82 Devonshire Street
          Boston, MA 02109

          Parent holding company for Fidelity Management & Research Company 
          (FMRCO), investment manager for various US mutual funds, and Fidelity 
          Management Trust Company (FMTC), a US state chartered bank which acts
          as a trustee or investment manager of various pension trust accounts.
          (See Schedule A for listing of Registered Shareholders and their 
          holdings).
          
     (B)  Fidelity International Limited (FIL)
          P.O. BOX HM 670
          Hamilton HMCX, Bermuda

3.   The notifiable interests also comprise the notifiable interest of:
          
          Mr Edward C Johnson 3d
          82 Devonshire Street
          Boston, MA 02109
          
     Principal shareholder of FMR Corp. and Fidelity International Limited.
     
4.   The notifiable interests include interest held on behalf of authorized
     unit trust schemes in the U.K. notwithstanding the exemption from 
     reporting pursuant to Section 209 (1)(h) of the Companies Act 1985.

5.   These notifications of disclosable interests constitute separate
     notifications of interest in the shares and are combined solely for 
     the purposes of clarity and efficiency. Nothing herein should be taken to
     indicate that FMR Corp. and its direct and indirect subsidiaries, Fidelity 
     International Limited and its direct and indirect subsidiaries or Mr Edward 
     C Johnson 3d act as a group or in concert in respect of the disclosed 
     interests, or that they are required to submit these notifications on a 
     joint basis.

6.   The disclosable interests arise under section 208(4) (b) of the Act,
     namely where a person, not being the registered holder, is entitled
     to exercise a right conferred by the holding of the shares or to 
     control the exercise of such rights, or under section 203 of the Act
     respectively.


SCHEDULE A

SECURITY: Elementis Plc                                         Amendment No 11

                                     MANAGEMENT    
                      SHARES HELD     COMPANY     NOMINEE/REGISTERED NAME
--------------------------------------------------------------------------------
(Ordinary Shares)
                          100,000      FMRCO      HSBC
                          211,200      FMTC       State Street Nominees Ltd.
                          182,900      FMTC       Mellon Bank
                           43,500      FMTC       JP Morgan Chase
                          127,000      FMTC       Chase Nominees Ltd.
                       36,661,285      FISL       Chase Nominees Ltd.
                          656,000      FPM        Chase Nominees Ltd.
                          876,000      FPM        HSBC Client Holdings Nominee
                                                  (UK) Limited
                        2,303,517      FIL        Chase Nominees Ltd
                        1,131,100      FIL        Deutsche Bank
                          269,100      FIL        Northern Trust
                          615,500      FIL        JP Morgan
                           73,091      FIL        Morgan Stanley London

TOTAL ORDINARY SHARES: 43,250,793

CURRENT OWNERSHIP 
 PERCENTAGE:                10.03%

SHARES IN ISSUE:      431,400,000

CHANGE IN HOLDINGS 
 SINCE LAST FILING:    +3,094,291 ordinary shares



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