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Further High Grade Mineralisation-Namib Lead/Zinc

22nd Aug 2011 07:00

RNS Number : 7257M
North River Resources Plc
22 August 2011
 



North River Resources plc / Ticker: NRRP / Index: AIM / Sector: Mining

22 August 2011

North River Resources plc ('North River' or 'the Company')

Further High Grade Mineralisation Identified at Namib Lead-Zinc Project

 

North River Resources plc, the AIM listed resource company focussed on Southern Africa, is pleased to announce the identification of further high grade intersections from its 100% owned Namib Lead-Zinc Project in Namibia ('Namib' or 'the Project'). The board believes that these high grade intersections underpin the high prospectivity of the Project as the Company evaluates the potential to recommence production at the previously operating Namib Lead-Zinc Mine.

 

Overview:

 

·; Further high grade intersections from Namib Lead-Zinc Project underpin high grade prospectivity below historically mined levels

·; Results follow the completion of a 1,300 metre underground drilling campaign to evaluate the potential to recommence production at the previously operating Namib Lead-Zinc Mine

·; Intersections include:

o 5.00m @ 19.64% zinc ('Zn'), 14.32% lead ('Pb'), 317g/t silver ('Ag'), 144ppm indium ('In')

o 8.93m @ 5.77% Zn, 7.83% Pb, 134g/t Ag, 36ppm In

o 7.38m @ 2.08% Zn, 2.05% Pb, 39g/t Ag, 12ppm In

o 2.35m @ 3.90% Zn, 0.19% Pb, 4g/t Ag, 2ppm In

·; Latest results show higher grade material than expected in the Junction orebody- grade encountered in line with largely un-mined North orebody

·; Latest results provide further confidence in historic statements of approximately 1 million tonnes of high grade ore remaining

·; Further four drill holes completed and sampled - samples dispatched to the laboratory and results expected shortly

·; Mineralisation remains open at depth - potential for further upside following additional drilling programmes focussing on lower levels of the mine

 

North River Managing Director David Steinepreis said, "This further high grade result demonstrates that Namib is shaping up to have considerable potential value for North River, and as such, it remains a core focus of our project portfolio in Southern Africa.

 

"The higher grade intersections announced today underpin the potential for the Namib Lead-Zinc Project to be developed into a profitable mining operation, supporting our decision to commence conceptual engineering studies."

 

Further Information on Drilling Programme

 

The Company commenced an underground drilling campaign at Namib, which was in operation from 1965-1992, in April 2011. Approximately 1,300 metres have been drilled from a single drill platform, a total of 17 completed holes.

 

These latest results are encouraging with higher grades identified than expected in the Junction orebody. The grade appears more typical of the largely un-mined North orebody where selected historic intersections include:

 

·; N10 1.1m @15.6% Zn, 22% Pb, 183 g/t Ag

·; N28 10.4m @ 20.8% Zn, 2% Pb, 46 g/t Ag

·; N29 2.8m @ 24.2% Zn, 9.2 g/tPb, 3 g/t Ag

·; N30 3m @ 18.8% Zn, 3 g/t Ag

 

Assay results for the remaining four drill-holes are expected from the Bureau Veritas laboratory in Swakopmund in August.

 

Significant results from the latest batch of samples include:

 

NLDD025A

From 22.13 to 25.00m 2.87m @ 1.47% Zn, 2.52% Pb, 56g/t Ag, 4ppm In

 

This hole was originally drilled as NLDD025, but the hole deflected after hitting a tunnel on a lower level. The drill hole continued as NLDD025B after deflecting.

 

NLDD025B

From 47.40 to 56.33m 8.93m @ 5.77% Zn, 7.83% Pb, 134g/t Ag, 36ppm In

From 62.05 to 67.05m 5.00m @ 19.64% Zn, 14.32% Pb, 317g/t Ag, 144ppm In

 

This is essentially a wedge off the original hole named NLDD025A at about 23m.

 

These intersections are a continuation of the main 'Junction Ore Body Shoot' which has variable dimensions of approximately 20m long by 5m wide as seen on 6.5 Level where it was previously mined.

 

The mineralisation intersected in the shoot is about 35m vertically below 6.5 Level.

 

NLDD028

From 25.15 to 32.53m 7.38m @ 2.08% Zn, 2.05% Pb, 39g/t Ag, 12ppm In

From 66.10 to 68.45m 2.35m @ 3.90% Zn, 0.19% Pb, 4g/t Ag, 2ppm In

 

These intersections are probably a continuation of the main 'Junction Ore Body Shoot' similar to NLDD025B and show the variability in grade of these shoots.

 

The mineralisation intersected at about 66m downhole depth is about 50m vertically below 6.5 Level (the collar position).

 

Review by a Qualified Person

 

Mr Jon Andrew, Manager-Geology for North River Resources, has reviewed and approved the technical information contained within this announcement in his capacity as a qualified person, as required under the AIM rules. Mr Andrew is a geologist with an Honours degree in Geology, has more than 15 years relevant experience and has been a Member of the South African Council for Natural Scientific Professions (SACNASP) for more than seven years.

 

 

**ENDS**

 

For further information please visit www.northriverresources.com or contact:

 

David Steinepreis

North River Resources Plc

Tel: +44 (0) 79 1340 2727

Luke Bryan

North River Resources Plc

Tel: +44 (0) 20 7292 9110

Guy Wilkes

Ocean Equities Ltd

Tel: +44 (0) 20 7784 4370

Stuart Faulkner

Strand Hanson Limited

Tel: +44 (0) 20 7409 3494

David Altberg

Strand Hanson Limited

Tel: +44 (0) 20 7409 3494

Hugo de Salis

St Brides Media & Finance Ltd

Tel: +44 (0) 20 7236 1177

Susie Geliher

St Brides Media & Finance Ltd

Tel: +44 (0) 20 7236 1177

 

Notes:

North River Resources plc is an AIM listed resource exploration and development company. Its current portfolio includes gold, base metal and uranium assets in Namibia; uranium, and base and precious metal interests in Mozambique. North River's strategy is to identify, acquire and develop a portfolio of resource opportunities in sub-Saharan Africa at various stages of development in order to create value for its shareholders. The Company has a highly experienced board and management of industry and corporate professionals, led by David Steinepreis and Luke Bryan.

This information is provided by RNS
The company news service from the London Stock Exchange
 
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