Rovuma Onshore Concesion

ROVUMA ONSHORE CONCESION

License	Surface Area	Ownership	% Participating	% Paying through Exploration
Rovuma Onshore	13,500km2	Wentworth Resources	11.59	13.64
		Anadarko*	35.70	42.00
		Maurel et Prom	27.71	32.60
		ENH	15.00	n/a
		Cove Energy	10.00	11.76
*Denotes operator

1. Primarily onshore, north-eastern Mozambique bordering the Rovuma River to the north and extending east into the Indian Ocean;
2. Concession area west of and adjacent to Anadarko's Offshore Area 1 concession (estimated gas resources of between 30Tcf and 60Tcf);
3. Two wells drilled to date, both encountered hydrocarbons;
4. Additional exploration potential in the Tertiary, Cretaceous, and Jurassic; and
5. Current work programme includes the acquisition of approximately 1,000 line kilometres of 2D seismic and drilling one exploration well.

Prospective Resources (Unrisked) Rovuma Onshore, Mozambique (Bcf)
	100% Field Values				Wentworth 11.59% Interest
	P90	P50	Mean	P10	P90	P50	Mean	P10
Gas Originally in Place	875	1,929	2,192	3,885	101	224	254	450
Recoverable Resources	602	1,331	1531	2,720	70	154	177	315