Holding(s) in Company

Morgan Crucible Co PLC
11 February 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:

Aviva plc through its subsidiary Morley Fund Management Ltd





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:

Beneficial interest of the shareholder named in 2 and its subsidiaries.





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



BNY Norwich Union Nominees Ltd 915,856 shares; Chase GA Group Nominees Ltd
9,677,392 shares; CUIM Nominee Ltd 747,125 shares.





5)    Number of shares/amount of stock acquired:

N/A



6)    Percentage of issued class:

N/A



7)    Number of shares/amount of stock disposed:

439,692



8)    Percentage of issued class:

0.15



9)    Class of Security:

Ordinary shares of 25p



10)   Date of Transaction:

9th February 2005



11)   Date company informed:

Faxed letter dated 10/2/05 received 10/2/05



12)   Total holding following this notification:

11,340,373 shares



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

3.91





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:

11th February 2005








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