Form of Proxy

BLACKSTONE MINERALS LTD

BD Client Code:

Client Name:

Number of Shares Held in a BD Nominee Company:

No.	Proposition		For	Against	Abstain
1	ADOPTION OF REMUNERATION REPORT
2	ELECTION OF GEOFFREY GILMOUR
3	APPROVAL OF 7.1A MANDATE
4	REPLACEMENT OF CONSTITUTION
5	ELECTION OF OLIVER CAIRNS