RNS Number:9756L
Morgan Crucible Co PLC
05 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:

Aviva plc through its subsidiary Morley Fund Management plc

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 2,304,229 shares; Chase GA Group

Nominees Ltd 6,330,708 shares; CUIM Nominee Ltd 1,480,605 shares.

5)           Number of shares/amount of stock acquired:

855,000

6)           Percentage of issued class:

0.37%

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:

3rd June 2003

11)       Date company informed:

Faxed letter dated 4/6/03 received 4/6/03

12)       Total holding following this notification:

10,115,542 shares

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

4.36%

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:

5th June 2003





                                  SCHEDULE 10



                   NOTIFICATION OF MAJOR INTERESTS IN SHARES



18)       Name of company:

The Morgan Crucible Company plc

19)       Name of shareholder having a major interest:

AXA S.A.

20)       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.

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

HSBC Global Custody Nominee (UK) Ltd A/C 845315 2,565 shares; HSBC Global
Custody Nominee (UK) Ltd A/C 845017 1,200,000 shares; HSBC Global Custody
Nominee (UK) Ltd A/C 777086 41,796 shares; HSBC Global Custody Nominee (UK) Ltd
A/C 777094 30,000 shares; HSBC Global Custody Nominee (UK) Ltd A/C 777167 37,580
shares; HSBC Global Custody Nominee (UK) Ltd A/C 785078 8,038 shares; HSBC
Global Custody Nominee (UK) Ltd A/C 873426 14,990 shares; HSBC Global Custody
Nominee (UK) Ltd A/C 867815 1,108,484 shares; HSBC Global Custody Nominee (UK)
Ltd A/C 867396 1,687,683 shares; HSBC Global Custody Nominee (UK) Ltd A/C 867530
846,575 shares; HSBC Global Custody Nominee (UK) Ltd A/C 867372 5,153,862
shares; HSBC Global Custody Nominee (UK) Ltd A/C 867268 601,717 shares; BNY
(OCS) Nominees Ltd 58,936 shares; Sun Life International (IOM) Ltd A/C SLI 11
1,251,500 shares; Chase Nominees Ltd A/C BTO1C 801,188 shares; Chase Nominees
Ltd A/C 00994 1,533,648 shares; Other Accounts 6,389,546 shares; HSBC Global
Custody Nominee (UK) Ltd A/C 844359 1,641,999 shares; Citibank Crest: BAO1F
75,000 shares.

22)       Number of shares/amount of stock acquired:

Not known

23)       Percentage of issued class:

Not known

24)       Number of shares/amount of stock disposed:

Not known

25)       Percentage of issued class:

Not known

26)       Class of Security:

Ordinary shares of 25p

27)       Date of Transaction:

Not known

28)       Date company informed:

Letter dated 4/6/03

29)       Total holding following this notification:

10,975,162 non-material; 11,509,945 material

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

4.73% non-material; 4.96% material

31)       Any additional information:

N/A

32)       Name of contact and telephone number for queries:

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



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

Mr D.J. Coker



34)       Date of notification:

5th June 2003





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