Holding(s) in Company

Morgan Crucible Co PLC
21 April 2005


                                 SCHEDULE 10

                   NOTIFICATION OF MAJOR INTERESTS IN SHARES

     
1)   Name of company:

     The Morgan Crucible Company plc

2)   Name of shareholder having a major interest:

     Schroder Investment Management 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:

     4,977,983 shares held by the shareholder named in 2 above.  29,712,874 
     shares relate to non-beneficial interest.

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

     Schroder Nominees Limited 4,977,983 shares; Schroder Unit Trusts Limited 
     (SUTL) 8,119,104 shares; Bank of New York 1,460,250 shares; Chase Manhattan 
     Bank 826,200 shares; Chase Nominees Limited a/c 03886 693,900 shares; Chase 
     Nominees Limited 1,440,299 shares; Mellon  Nominees (UK) Limited 2,320,200 
     shares; Morgan Nominees Limited a/c CCC 393,145 shares; Morgan Nominees Ltd 
     1,335,900 shares; Nortrust Nominees Ltd 5,915,428 shares, Nutraco Nominees 
     Ltd a/c GWPPMPS 232,989 shares; State Street Nominees Limited 5,899,130 
     shares; State Street Nominees Limited a/c 5H57 1,076,329 shares.

5)   Number of shares/amount of stock acquired:

     Not known

6)   Percentage of issued class:

     Not known

7)   Number of shares/amount of stock disposed:

     Not known

8)   Percentage of issued class:

     Not known

9)   Class of Security:

     Ordinary shares of 25p

10)  Date of Transaction:

     Not known

11)  Date company informed:     

     Faxed letter dated 21/4/05

12)  Total holding following this notification:

     34,690,857 shares

13)  Total percentage holding of issued class following this notification:

     11.950%

14)  Any additional information

     N/A

15)  Name of contact and telephone number for queries:

     Mr D.J. Coker, Company Secretary tel. [phone]

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

     Mr D.J. Coker

17)  Date of notification:

     21st April 2005


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