SPDR Portfolio Short Term Treasury ETF T.SST.U

SST receives $20M from exercise of warrants

[tooclassy]

Silverstone Receives $20 Million Through the Exercise of Warrants VANCOUVER, BRITISH COLUMBIA, Jun 13, 2007 (MARKET WIRE via COMTEX News Network) -- Silverstone Resources Corp. ("Silverstone") (TSX VENTURE: SST) is pleased to announce that to date it has received $20 million through the exercise of 11.1 million warrants. Each warrant was exercisable into one common share at an exercise price of $1.80 per share. There were 13.3 million warrants that were issued in June 2006 and expired on June 2007. Additional warrant exercises are currently being processed. Silverstone's cash balance is $27 million. On June 6, 2007 Silverstone announced that it had secured US$40 million in debt financing with Scotia Capital Inc. in connection with the Lundin Mining silver transaction. As a result of the recent warrant exercises, Silverstone has reduced the amount of debt needed to close the Lundin silver transaction to US$25 million. ABOUT SILVERSTONE Silverstone is a growth oriented silver mining company with 100% of its revenue from silver production. Silverstone expects to have 2007 silver sales of approximately 1.0 million ounces and increasing to 3 million ounces by late 2009. More information is available online at: www.silverstonecorp.com. The TSX Venture Exchange has neither approved or disapproved of the contents herein. Contacts: Silverstone Resources Corp. Chris Tomanik [phone] [phone] (FAX) Email: [e-mail] Website: www.silverstonecorp.com SOURCE: Silverstone Resources Corp. mailto:[e-mail] https://www.silverstonecorp.com Copyright 2007 Market Wire, All rights reserved.