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PRESS HEADLINE |

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July 28, 2008
COURT APPROVES THE ACQUISITION OF SHEFFIELD BY
NEVORO INC.
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July 25, 2008
SHEFFIELD RESOURCES’ SHAREHOLDERS APPROVE
ACQUISITION BY NEVORO INC. |
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July 11, 2008
LEADING INDEPENDENT ADVISORY SERVICE RECOMMENDS SHAREHOLDERS
VOTE TO APPROVE SHEFFIELD – NEVORO ARRANGEMENT |
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June 23 , 2008
SHEFFIELD INTERSECTS 33.5 METRES OF 3.11% COPPER |
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May 26 , 2008
SHEFFIELD RESOURCES LTD. COMMENCES NEW DRILL PROGRAM AT MOONLIGHT |
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April 24, 2008
SHEFFIELD RESOURCES LTD. ENTERS INTO AGREEMENT WITH
NEVORO INC. |
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April 9 , 2008
SHEFFIELD RELEASES COPPER DRILL RESULTS FROM MOONLIGHT |
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March 18, 2008
SHEFFIELD INTERSECTS 26 METRES OF 1.13% COPPER |
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March 5, 2008
SHEFFIELD INTERSECTS 71 METRES OF 1.4% COPPER AT SURFACE
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February 11, 2008
SHEFFIELD INTERSECTS ADDITIONAL 78 METRES OF 1.77% COPPER
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January 8, 2008
SHEFFIELD INTERSECTS 50 METRES OF 1.30% COPPER |
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November 27, 2007
SHEFFIELD INTERSECTS 81.6 METRES (268 FT) OF 1.66% COPPER |
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October 9, 2007
SHEFFIELD INCREASES PRIVATE PLACEMENT |
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October 2, 2007
SHEFFIELD NEGOTIATES PRIVATE PLACEMENT |
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September 18, 2007
SHEFFIELD REPORTS 1.0% COPPER OVER 41.8 METRES |
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August 24, 2007
SHEFFIELD REPORTS 3.71% COPPER OVER 37.8 METRES |
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August 14, 2007
SHEFFIELD REPORTS 2.54% COPPER OVER 44 METRES |
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August 13, 2007
SHEFFIELD ENGAGES GALE CAPITAL CORPORATION FOR INVESTOR RELATIONS |
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July 25, 2007
SHEFFIELD RETAINS ABERDEEN CAPITAL STRATEGIES CORP.
FOR INVESTOR RELATIONS SERVICES |
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July 24 , 2007
SHEFFIELD COMPLETES $255,000 FINANCING |
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July 20, 2007
SHEFFIELD COMMENCES DRILLING AT MOONLIGHT COPPER PROJECT |
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July 18, 2007
SHEFFIELD COMPLETES AIRBORNE SURVEY OF GOLDEN LOON CLAIMS |
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July 4 , 2007
SHEFFIELD ANNOUNCES CONTRACT FOR 9,000 FOOT DRILL PROGRAM |
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June 27, 2007
SHEFFIELD NEGOTIATES $300,000 PRIVATE PLACEMENT |
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June 25, 2007
SHEFFIELD COMPLETES $1,299,250 FINANCING |
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June 19, 2007
SHEFFIELD CONTRACTS AIRBORNE ELECTRO MAGNETIC SURVEY |
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April 11, 2007
SHEFFIELD ARRANGES PRIVATE PLACEMENTS TOTALING
$735,000 |
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April 10, 2007
SHEFFIELD SAMPLES HIGH-GRADE AT MOONLIGHT PROJECT |
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April 5, 2007
SHEFFIELD RESOURCES LTD. IS PLEASED TO PROVIDE
THE FOLLOWING CORPORATE UPDATE. |
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March 27, 2007
SHEFFIELD RELEASES MOONLIGHT NI 43-101 COMPLIANT COPPER RESOURCES |
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March 13, 2007
SHEFFIELD ENGAGES STOXNETWORK CORP FOR INVESTOR RELATIONS |
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March 6, 2007
SHEFFIELD OPTIONS NICKEL/COBALT PROPERTY |
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February 23, 2007
SHEFFIELD CLOSES FIRST TRANCHE OF PRIVATE PLACEMENT |
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February 8, 2007
SHEFFIELD ANNOUNCES NON-BROKERED PRIVATE PLACEMENT |
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November 30, 2006
SHEFFIELD CONTINUES TO INCREASE MOONLIGHT COPPER GRADES |
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November 22, 2006
SHEFFIELD INCREASES COPPER AND SILVER GRADES |
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November 20, 2006
SHEFFIELD CUTS 97.5 METRES (320 ft) OF 1.08% COPPER WITH 7.1 G/T SILVER AT MOONLIGHT
DEPOSIT |
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October 27, 2006
SHEFFIELD PRIVATE PLACEMENT OVERSUBSCRIBED |
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October 10, 2006
SHEFFIELD INTERSECTS 97.5 METRES OF 1.08% COPPER
AT MOONLIGHT DEPOSIT |
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September 21, 2006
SHEFFIELD UPDATES 97.5 METRES (320 ft) OF 1.08% COPPER WITH 7.1 G/T
SILVER |
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August 25, 2006
SHEFFIELD CUTS ADDITIONAL 267 METRES (876 FT) OF COPPER MINERALIZATION AT MOONLIGHT
PROJECT |
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August 15, 2006
SHEFFIELD CUTS ADDITIONAL
164 METRES (538 FT) OF COPPER MINERALIZATION AT MOONLIGHT
PROJECT |
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July 17, 2006
SHEFFIELD CUTS
278 METRES (912 FT.) OF 0.40% COPPER |
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May 29, 2006
SHEFFIELD COMMENCES 30,000 FOOT DRILL PROGRAM |
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April
26, 2006
SHEFFIELD LISTS ON THE FRANKFURT STOCK EXCHANGE |
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April 25, 2006
SHEFFIELD RESOURCES ACQUIRES FORMER COPPER MINES |
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April 10, 2006
SHEFFIELD ANNOUNCES CONTRACT FOR 30,000 FOOT DRILL PROGRAM |
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March 1 , 2006
SHEFFIELD PRIVATE PLACEMENT CLOSED |
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February 28, 2006
SHEFFIELD CUTS 178 METRES (584 FT) OF 0.37% COPPER AT MOONLIGHT PROJECT |
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February 6, 2006
SHEFFIELD RESOURCES INTERSECTS
185 METRES OF 0.54% COPPER |
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January 30, 2006
EXERCISE DATE OF SHEFFIELD’S WARRANTS EXTENDED
TO FEBRUARY 6, 2006 |
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February 28, 2006
SHEFFIELD CUTS 178 METRES (584 FT) OF 0.37% COPPER AT MOONLIGHT PROJECT |
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February 6, 2006
SHEFFIELD RESOURCES INTERSECTS
185 METRES OF 0.54% COPPER |
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January 30, 2006
EXERCISE DATE OF SHEFFIELD’S WARRANTS EXTENDED
TO FEBRUARY 6, 2006 |
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January 11, 2006
$325,000 NON-BROKERED PRIVATE PLACEMENT NEGOTIATED |
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December 12, 2005
SHEFFIELD PRIVATE PLACEMENT OVERSUBSCRIBED |
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December 6, 2005
DIAMOND DRILLING COMMENCES ON THE MOONLIGHT PROJECT |
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