DART MINING NL — Capital/Financing Update 2011

Dec 1, 2011

2 December 2011

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Australian Securities Exchange Company Announcements

Letter to Dart Mining NL Option Holders

The Company wishes to advise that individual Notice of Expiry of 31 December 2011 Options has been mailed to all DTMO option holders today.

Yours sincerely,

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Andrew Draffin Company Secretary Dart Mining NL

Level 2, 395 Collins Street Melbourne, Victoria, 3000, Australia

TELEPHONE +61 3 9620 0033 FACSIMILE +61 3 9620 0070 EMAIL info@dartmining.com.au WEB www.dartmining.com.au ACN 119 904 880

1 December 2011

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Dear Option Holder,

NOTICE OF EXPIRY OF 31 DECEMBER 2011 OPTIONS

I am writing to you as a registered holder of «Balance_DTMO______» listed options in Dart Mining NL (DTMO) to remind you that your options will expire at 5.00pm (AEDT) on 31 December 2011.

Your option holding may be exercised in whole or part by making a payment of $0.10 (10cents) for each option held, by no later than 5.00pm (AEDT) on 31 December 2011. If payment is not received by 5.00pm (AEDT) on 31 December 2011 your options will expire and all rights granted under the option will cease at that time. For each option exercised, the optionholder will be issued with one Fully Paid Ordinary Share in the capital of Dart Mining NL.

There is no obligation on optionholders to exercise their options. However, under paragraph 6.1 of Appendix 6A of the Australian Securities Exchange (ASX) Listing Rules, the Company is required to disclose to listed options holders the information contained in this notice.

The last market sale price of fully paid ordinary shares in Dart Mining NL on ASX was $0.11 on 29 November 2011, being the last trading day prior to the date of this notice.

During the three (3) months preceding the date of this notice:

• The highest markets sale price of fully paid ordinary shares on ASX was $0.16 on 6 October 2011; and

• The lowest market sale price of fully paid ordinary shares on ASX was $0.079 on 1 September 2011.

Courses of action available to you has a holder of these options are:

• a) Exercise your options on or before 5.00pm (AEDT) on 31 December 2011.

• b) Sell your options. Quotation of the listed options will cease at the close of trading on 21 December 2011.

• c) Allow your options to expire. If you do not exercise of sell your listed options they will expire on 31 December 2011 and your right to subscribe for fully paid ordinary shares in Dart Mining NL at $0.10 per share will lapse.

As previously announced on 26 September 2011, the Company has entered into an Underwriting Agreement with Bell Potter Securities Limited (Bell Potter), whereby Bell Potter will underwrite any of the shortfall (i.e. where optionholders choose not to exercise

Level 2, 395 Collins Street Melbourne, Victoria, 3000, Australia

TELEPHONE +61 3 9621 1299 FACSIMILE +61 3 9620 0070 EMAIL info@dartmining.com.au WEB www.dartmining.com.au ACN 119 904 880

the options themselves) for the remaining listed options in Dart Mining NL that are exercisable at $0.10, expiring 5.00pm (AEDT) on 31 December 2011.

The underwriting agreement with Bell Potter is on usual customary terms including an underwriting fee of 5.00%.

If you wish to exercise your listed options then you must complete the “Notice of Exercise of Options” form enclosed with this letter and forward it together with payment of $0.10 for each option exercised to be received no later than 5.00pm (AEDT) on 31 December 2011 to the Company’s registered office, being:

By Mail: By Delivery: Dart Mining NL Dart Mining NL Level 2, 395 Collins Street PO BOX 253 OR Collins Street West Vic 8007 Melbourne Vic 3000

Cheques should be made payable to “Dart Mining NL” in Australian Dollars and should be crossed “Not Negotiable”.

Alternatively you may lodge your exercise notice by facsimile on (03) 9620 0070 and deposit the required funds directly into the Company’s bank account. Please see the enclosed “Notice of Exercise of Options” form for further details.

If you have any further questions please do not hesitate contact the writer on (03) 9621 1299, facsimile (03) 9620 0070 or email adraffin@dartmining.com.au.

Yours sincerely,

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Andrew Draffin Company Secretary Dart Mining NL

Level 2, 395 Collins Street Melbourne, Victoria, 3000, Australia

TELEPHONE +61 3 9621 1299 FACSIMILE +61 3 9620 0070 EMAIL info@dartmining.com.au WEB www.dartmining.com.au ACN 119 904 880

NOTICE OF EXERCISE

The Directors, Dart Mining NL, ABN 84 119 904 880 (“Company”)

To:

Registered office: Level 2, 395 Collins Street, Melbourne Victoria 3000, Australia

I/We/Mr/Mrs/Miss Full Address

Being a holder of Options in the Company hereby exercise my/our Options to apply for

NUMBER IN WORDS

IN FIGURES

Fully Paid Ordinary Shares in the capital of Dart Mining NL at an exercise price $0.10 per share, and I/we enclose my/our cheque for

$ in payment for such shares as per the clauses below. I/We request that you allot

me/us the number of Fully Paid Ordinary Shares and I/we agree to accept those Shares subject to the Company’s Constitution. Fully Paid Ordinary Shares will not be issued until funds are cleared in the Company’s bank account therefore I/we acknowledge that I/we will be exposed to market fluctuations in the Company’s Securities until the date of allotment which will not be the date of this notice.

Security Reference Number(SRN)/Holder Identification Number (HIN) for our option holding:

Signed for and on behalf of the Option holder:

*Signature(s):

Date:

Please indicate on this notice of exercise if you have deposited funds directly into our bank account including the date of the deposit.