Rule 8.3 - XSTRATA PLC

FORM 8.3

    DEALINGS BY PERSONS WITH INTERESTS IN SECURITIES REPRESENTING 1% OR MORE
              (Rule 8.3 of the City Code on Takeovers and Mergers)


1.   KEY INFORMATION

Name of person dealing        BARCLAYS PLC
(Note 1)
Company dealt in              XSTRATA PLC
Class of relevant security    ORD USD0.50
to which the dealings being
disclosed relate (Note 2)
Date of dealing               08 July 2009

2.   INTERESTS, SHORT POSITIONS AND RIGHTS TO SUBSCRIBE

(a)  Interests and short positions (following dealing) in the class of relevant
security dealt in (Note 3)

                            Long                     Short

                      Number       (%)         Number       (%)

(1) Relevant     107,471,994     3.66%        416,226     0.01%
securities
(2) Derivatives    2,034,486     0.07%        359,489     0.01%
(other than
options)
(3) Options and    1,000,000     0.03%              0     0.00%
agreements to
purchase/sell
Total            110,506,480     3.77%        775,715     0.03%


(b)  Interests and short positions in relevant securities of the company, other
     than the class dealt in (Note 3)

Class of                    Long                     Short
relevant
security:

                  Number              (%)   Number              (%)

(1) Relevant
securities

(2) Derivatives
(other than
options)

(3) Options and
agreements to
purchase/sell

Total


  (c)  Rights to subscribe (Note 3)

Class of relevant security:   Details



3.   DEALINGS (Note 4)

  (a)  Purchases and sales

Purchase/sale Number of Securities Price per unit
                                    (GBP)
Purchase      500                  6.0270
Purchase      4,079                5.9647
Purchase      20,467               5.9544
Purchase      20,280               5.8710
Purchase      2,595                5.8710
Purchase      15,148               5.9524
Purchase      13,345               5.8710
Purchase      10,621               5.8710
Purchase      25,000               5.9908
Purchase      2,625                5.9070
Purchase      2,250                5.8710
Purchase      8,791                5.9737
Purchase      2,739                5.8710
Purchase      7,971                5.9636
Purchase      6,564                5.8710
Purchase      5,568                5.8710
Purchase      3,239                5.9647
Purchase      3,800                6.0198
Purchase      943,900              Transfer
Purchase      59,078               6.0115
Purchase      970                  Transfer
Purchase      1,106                5.8710
Purchase      87,921               5.9384
Purchase      85,000               5.9702
Purchase      23,156               5.9040
Purchase      1,235                6.0630
Purchase      50,000               5.9639
Purchase      49,509               5.8801
Purchase      1,802                5.9805
Purchase      300                  5.8990
Purchase      2,000                5.8947
Purchase      35,000               5.8710
Purchase      33,497               5.9591
Sale          10,467               5.9614
Sale          1,873                5.9286
Sale          1,235                6.0600
Sale          2,799                5.9600
Sale          800                  5.9590
Sale          1,382                5.9986
Sale          36,163               5.9480
Sale          943,900              Transfer
Sale          247,516              5.9714
Sale          101,052              5.9580
Sale          85,000               5.9702
Sale          75,000               5.9715
Sale          59,910               5.9626
Sale          10,149               6.0337
Sale          318                  5.8710
Sale          4,224                5.9497
Sale          29,597               6.1000
Sale          20,096               5.9485
Sale          10,409               5.8710
Sale          8,007                5.9414
Sale          5,294                5.9429
Sale          5,206                5.9207
Sale          318                  5.8710

(b)  Derivatives transactions  (other than options)
Product name,  Long/Short      Number of       Price per
(e.g. CFD)     (Note 6)        Securities      unit (GBP)
CFD            Long            5294            5.9428
CFD            Long            101052          5.958
CFD            Long            800             5.959
CFD            Long            10467           5.9613
CFD            Long            322516          5.9714
CFD            Long            1382            5.9986
CFD            Long            2658            6.0808
CFD            Short           49509           5.8801
CFD            Short           2000            5.8946
CFD            Short           300             5.899
CFD            Short           2625            5.9069
CFD            Short           20467           5.9543
CFD            Short           50000           5.9639
CFD            Short           25000           5.9908
CFD            Short           59078           6.0115
CFD            Short           500             6.027
CFD            Short           6689            6.0664

(c)  Options transactions in respect of existing securities

(i)  Writing, selling, purchasing or varying

Product name,   Writing,          Number of          Exercise  Type, e.g.      Expiry     Option money
e.g. call       selling,          securities to      price     American,       date       paid/received
option          purchasing,       which the option             European etc.              per unit (GBP)
                varying etc.      relates (GBP)


(ii) Exercising

Product name, e.g.  Number of           Exercise price per
call option         securities          unit (Note 5)




(d)  Other dealings (including new securities) (Note 4)


Nature of transaction Details           Price per unit
(Note 8)                                (if applicable)
                                        (Note 5)




4.   OTHER INFORMATION
None

Agreements, arrangements or understandings relating to options or derivatives


Full details of any agreement, arrangement or understanding between the
person disclosing and any other person relating to the voting rights of
any relevant securities under any option referred to on this form or
relating to the voting rights or future acquisition or disposal of any
relevant securities to which any derivative referred to on this form is
referenced.  If none, this should be stated.




Is a Supplemental Form 8 attached? (Note 9)                 YES


Date of disclosure                         09 July 2009
Contact name                               Geoff Smith
Telephone number                           020 7116 2913
If a connected EFM, name of
offeree/offeror with which connected
If a connected EFM, state nature of
connection (Note 10)

Notes

The Notes on Form 8.3 can be viewed on the Takeover Panel's website at
www.thetakeoverpanel.org.uk


SUPPLEMENTAL FORM 8

DETAILS OF OPEN POSITIONS
(This form should be attached to Form 8.1, Form 8.1(b)(ii) or Form 8.3, as appropriate)

OPEN POSITIONS (Note 1)
Product name,     Written or  Number of securities   Exercise price   Type, e.g.     Expiry date
e.g. call option  purchased   to which the option    (Note 2)         American,
                              or derivative relates                   European etc.
Option            Purchased   400,000                720.0000         EURO           18/09/2009
Option            Purchased   600,000                720.0000         EURO           18/09/2009

Notes

1. Where there are open option positions or open derivative positions (except for CFDs), full details should be given.
Full details of any  existing agreements to purchase or to sell  should also be given on this form.
2. For all prices and other monetary amounts, the currency must be stated.

For details of the Code's dealing disclosure requirements, see Rule 8 and its Notes which can be viewed on the Takeover
Panel's website at www.thetakeoverpanel.org.uk