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Nevsun Announces Final 2013 Drilling Results from Northwest Zone

06.01.2014  |  CNW

VANCOUVER, Jan. 6, 2014 /CNW/ - Nevsun Resources Ltd. (TSX:NSU)(NYSE MKT:NSU) is pleased to announce the final assay results from the 2013 resource definition drilling program at the Northwest Zone poly-metallic massive sulphide deposit, located 2 kilometers from the Bisha processing plant within the Bisha mining license.

HIGHLIGHTS

  • Highly anomalous gold values intersected in massive and stringer sulphides
  • Four down dip step-out holes demonstrate that the mineralized system continues at depth
  • Maiden mineral resource estimate in early 2014
  • Additional exploration potential along strike to the northeast and southwest
  • Additional parallel zone identified but limited drilling to date

Selected New High Grade Results Include:

  • Hole NWDD202 -
11.7 m @ 21.6 g/t Au from 228.0 m (M-S)* including
7.0 m @ 32.4 g/t Au, 1.06% Cu and 114 g/t Ag from 228.0 m; and
6.0 m @ 6.4 g/t Au from 244.0 (S)*
  • Hole NWDD144 -
12.0 m @ 0.94 % Cu and 3.41 g/t Au from 158.0 m (MS)*
  • Hole NWDD146 -
23.9 m @ 0.74% Cu and 1.15 g/t Au from 194.0 m (MS)*
  • Hole NWDD153 -
16.0 m @ 0.92 % Cu, 3.23 g/t Au and 141 g/t Ag from 57.0 m (O)*


*Notes: Mineralization Types: M = Massive Sulphide; M-S = Massive and Stringer Sulphide; S = Stringer Sulphides; O = Oxide Zone. Intervals given are drilled metres. True widths are generally 70 to 90% of drilled length depending on hole and mineralisation orientation.

Selected holes are shown in the deposit map below.

Final assay results have now been returned from the 220 hole, 18,892 meter resource definition and expansion drilling program completed in 2013 at the Northwest Zone by the Bisha Mining Share Company (BMSC). These results are appended at the end of this release. Prior drilling results were released on May 23 and October 21, 2013. Work on the maiden resource estimate is in progress and the results to be included in an updated BMSC mineral resource and reserve statement in early 2014.

The new results demonstrate that highly anomalous gold forms coherent zones often associated with later felsic dykes proximal to copper-rich massive and stringer zones. Mineralization at the Northwest Zone occurs in a series of massive sulphide lenses hosted within altered felsic volcanic rocks containing abundant copper and zinc-rich stringer sulphide mineralization. Some of the massive sulphides have been exposed to weathering at surface creating oxide zones that are locally enriched in gold. Beneath these areas, some supergene copper mineralization may also be present. Core recovery is often poor in the oxide zones as unconsolidated material is easily washed away and not recovered during the diamond drilling process. Further testing of these areas by reverse circulation drilling will be completed in due course.

The mineralized system at the Northwest Zone is extensive and resource expansion opportunities remain to the north, south and at depth. In July, four holes were drilled beneath the central and northern portions of the deposit. This drilling demonstrated that the mineralized system continues to depth and appears to be thickening to the south where further drilling is warranted. In addition, to the east there is a parallel zone of massive sulphide that is only defined by limited drilling.

The Northwest Zone was discovered in 2003 by the diamond drilling of an airborne EM anomaly. Follow-up ground geophysics, soil sampling and drilling from 2004 to 2006 defined a 600 meter long zone of massive and stringer sulphide mineralization. Further work was deferred while the Bisha deposit was being prepared for mining. A program of in-fill drilling was started in late 2011 designed to fully delineate the open-pit potential. This drill program has now been completed and has successfully extended the mineralization an additional 400 meters in strike length.

Quality Assurance
A Quality Assurance/Quality Control program was part of the sampling program for the Northwest Zone work. This program includes a chain of custody whereby drill core samples are initially crushed and subsampled at the Bisha Mine preparation facilities before being transported to Asmara, sealed, and sent on to the laboratories of ALS Limited in Vancouver. ALS is accredited by the Standards Council of Canada. Multi-element analysis is completed using ICP-AES methods; gold is analyzed by fire assay with AAS finish. Certified reference material (standards), duplicates and blank samples are systematically inserted into the flow of core samples and results analyzed on a batch by batch basis.

Hole collars are surveyed using differential GPS; down hole survey was originally completed using the Reflex EZ shot method, now superseded with downhole gyro methods.

Mr. Paul Gribble C.Eng., FIMMM, BMSC's Chief Resource Geologist has been overseeing the drilling and resource work at the Northwest Zone and is a Qualified Person as defined by NI 43-101. Mr. Gribble has reviewed the technical content of this press release and approved its dissemination.

Forward Looking Statements

The above contains forward-looking statements or forward-looking information within the meaning of the United States Private Securities Litigation Reform Act of 1995, and applicable Canadian securities laws. Forward-looking statements are frequently, but not always, identified by words such as "expects," "anticipates," "believes," "intends," "estimated," "potential," "possible" and similar expressions, or statements that events, conditions or results "will," "may," "could" or "should" occur or be achieved. Forward-looking statements are statements concerning the Company's current beliefs, plans and expectations about the future and are inherently uncertain. The actual achievements of the Company or other future events or conditions may differ materially from those reflected in the forward-looking statements due to a variety of risks, uncertainties and other factors, including, without limitation, the risks that: (i) any of the assumptions in the historical resource estimates turn out to be incorrect, incomplete, or flawed in any respect; (ii) the methodologies and models used to prepare the resource and reserve estimates either underestimate or overestimate the resources or reserves due to hidden or unknown conditions, (iii) exploration activities or the mine operations are disrupted or suspended due to acts of god, internal conflicts in the country of Eritrea, unforeseen government actions or other events; (iv) the Company experiences the loss of key personnel; (v) the Company's operations or exploration activities are adversely affected by other political or military, or terrorist activities; (vi) the Company becomes involved in any material disputes with any of its key business partners, lenders, suppliers or customers; (vii) the Company is subjected to any hostile takeover or other unsolicited attempts to acquire control of the Company; (viii) the Company is subject to any adverse ruling in any of the pending litigation to which it is a party; or (ix) are associated with the speculative nature of exploration activities, periodic interruptions to exploration, failure of drilling, processing and mining equipment, the interpretation of drill results and the estimation of mineral resources and reserves, changes to exploration and project plans and parameters and other risks are more fully described in the Company's Management Discussion and Analysis for the fiscal year ended December 31, 2012, which is incorporated herein by reference. The Company's forward-looking statements are based on the beliefs, expectations and opinions of management on the date the statements are made and the Company assumes no obligation to update such forward-looking statements in the future, except as required by law. For the reasons set forth above, investors should not place undue reliance on the Company's forward-looking statements.

Please see the Company's Annual Information Form for the fiscal year ended December 31, 2012, and the Company's Management Discussion and Analysis for the year ended December 31, 2012, for a more complete discussion of the risk factors associated with our business.

About Nevsun Resources Ltd.

Nevsun Resources Ltd. is a Vancouver-based mining company. Nevsun's 60%-owned Bisha Mine commenced commercial production in February 2011 and ranks as one of the highest grade open pit copper mines in the world. Nevsun has a strong balance sheet to grow shareholder value through exploration at Bisha and acquisition of additional mining assets.

Nevsun Resources Ltd.

"Cliff T. Davis"

Cliff T. Davis
President & Chief Executive Officer

Northwest Zone Intersections for Results Post October 21, 2013

Hole Id From (m) To (m) Length (m) Cu (%) Zn (%) Au (g/t) Ag (g/t) Mineralization Type
NWDD144 141.0 146.5 5.5 0.61 0.02 0.7 5.3 S
and 150.6 158.0 7.4 1.12 0.02 0.1 6.8 S
and 158.0 170.0 12.0 0.94 0.05 3.4 14.4 M
NWDD146 194.0 217.0 23.0 0.74 0.05 1.2 6.7 M
NWDD149 66.0 71.2 3.5 1.25 0.03 0.2 8.9 M-S
NWDD151 168.0 244.0 75.0 1.48 0.26 0.1 11.9 M
and 245.0 256.0 11.0 0.67 0.09 1.7 35.0 M
and 266.0 269.0 3.0 0.00 0.01 5.4 22.3 S
NWDD153 57.0 73.0 16.0 0.92 0.05 3.2 141.4 O
NWDD156 98.0 101.4 3.4 0.34 2.90 0.1 6.5 S
NWDD158 221.0 241.0 20.0 1.17 0.05 0.6 7.2 M-S
and 248.0 262.5 14.5 1.02 0.06 0.4 5.4 M-S
NWDD167 60.8 61.4 0.6 0.03 0.04 9.3 17.0 M
and 71.0 111.0 40.0 0.93 0.04 0.2 7.9 M
NWDD168 60.0 91.5 31.5 1.40 0.01 0.2 12.3 M
NWDD201 95.0 101.7 6.7 0.35 1.21 0.2 12.2 M
NWDD202 223.5 228.0 4.5 0.08 0.02 4.8 13.5 M-S
and 228.0 235.0 7.0 1.06 0.03 32.4 114.2 M-S
and 244.0 250.0 6.0 0.11 0.01 6.4 14.2 S
NWDD203 508.0 513.0 5.0 0.17 2.00 0.2 20.6 S
and 623.2 627.0 3.8 0.42 1.52 0.1 16.5 S
NWDD204 512.0 516.1 4.1 0.00 0.01 0.8 14.8 S
and 469.0 471.4 2.4 0.19 0.03 1.0 9.4 S
and 684.0 687.0 3.0 0.23 1.25 0.1 6.7 S
NWDD206 587.0 588.9 1.9 0.02 1.64 0.0 4.5 S



Mineralization Types: M = Massive Sulphide; M-S = Massive and Stringer Sulphide; S = Stringer Sulphides
O = Oxidized Material; D = Dyke

Northwest Zone Drill Collars for Assay Results Reported Post October 21, 2013

Hole ID Final Depth Azimuth Dip UTM_East UTM_North Elevation
NWDD144 257 135 -50 338594.701 1717841.55 553.295
NWDD146 255 135 -50 338584.769 1717886.767 553.264
NWDD149 160 135 -50 338658.117 1717748.587 554.252
NWDD151 311.3 135 -50 338613.311 1717929.078 553.347
NWDD153 163.5 135 -50 338640.638 1717724.947 554.361
NWDD156 118 135 -50 338648.022 1717682.166 554.617
NWDD158 330.5 135 -50 338587.733 1717919.421 552.983
NWDD167 130.2 135 -56 338588.137 1717727.749 554.551
NWDD168 145.5 135 -50 338743.372 1717833.914 555.033
NWDD201 131 135 -50 338675.77 1717619.083 555.178
NWDD202 301.5 135 -50 338732.811 1718021.797 554.139
NWDD203 644 135 -50 338436.51 1718141.055 551.149
NWDD204 704.7 135 -50 338383.717 1718087.774 550.979
NWDD206 614 135 -50 338581.148 1718208.532 552.359


SOURCE Nevsun Resources Ltd.

Image with caption: "Northwest Drilling Results (CNW Group/Nevsun Resources Ltd.)". Image available at: http://photos.newswire.ca/images/download/20140106_C7126_PHOTO_EN_35344.jpg



Contact

Contact:
Kin Communications
Tel: 604 684 6730
Toll free: 1 866 684 6730
Email: nsu@kincommunications.com
Website: www.nevsun.com


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