RNS Number:9357M
Morgan Crucible Co PLC
30 June 2003

                                  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:

Beneficial and non-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:

Chase Nominees Limited A/C 03886 726,000 shares; Chase Nominees Limited
1,230,128 shares; Chase Manhattan Bank 213,800 shares; Nutraco Nominees Ltd A/C
GWPPMPS 245,110 shares; HSBC Global Custody Nominee (UK) Ltd 301,415 shares;
State Street Nominees Limited A/C 5H57 942,400 shares; Morgan Nominees Ltd A/C
CCC 372,000 shares; Morgan Nominees Ltd 1,364,292 shares; Bank of New York
1,397,000 shares; BT Globenet Nominees Ltd A/C 6B 2,265,200 shares; Nortrust
Nominees Limited 6,984,597 shares; Schroder Nominees Limited 8,598,796 shares;
Chase Nominees Limited 3,707,859 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:

N/A



8)            Percentage of issued class:

N/A



9)            Class of Security:

Ordinary shares of 25p



10)        Date of Transaction:

Not known



11)        Date company informed:

Faxed letter dated 27/6/03 received 27/6/03



12)        Total holding following this notification:

28,348,597 shares



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

12.220%



14)        Any additional information:

Not known



15)        Name of contact and telephone number for queries:

Mr D.J. Coker, Company Secretary tel. 01753 837222



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

Mr D.J. Coker



17)        Date of notification:

30th June 2003








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