Vancouver, B.C., June 28, 2010; Pinnacle Mines Ltd. (PNL:TSX-V, "Pinnacle" or "the Company") announces that effective tomorrow, June 29, 2010, the Company's name will change to Jayden Resources Inc. and the Company’s common shares will trade on the TSX Venture Exchange under the new symbol "JDN".

The name change is the first of a number of developments the Company has planned over the coming months including the rapid advancement of the Company’s Silver Coin Gold Project in the Stewart Camp in Northwestern British Columbia.

In this regard, the Company has contracted AMEC Americas Ltd. (“AMEC”) to conduct 2nd phase environmental studies on Silver Coin including:

• Fisheries and Aquatics Baseline studies;
• Climate Station Installation & Monitoring;
• Stream Flow Monitoring;
• Surface Water Quality Monitoring

AMEC will start lake and stream surveys in the next 2-3 weeks in conjunction with other baseline surveys and will also install a weather station to establish benchmarks in advance of future permitting.

About Jayden Resources

Jayden Resources (formerly Pinnacle Mines) is a Canadian exploration company with an advanced-stage gold/silver deposit on its Silver Coin property in the Stewart Camp, northern BC - an emerging major metals district that includes the historic Silbak-Premier Mine and Barrick Gold's famed Eskay Creek Mine. On Silver Coin, excellent exploration potential remains to the north, north-west and south of the existing resource.

Technical information in this press release was prepared and reviewed by Robert Perry, P.Geo, who is recognized as a Qualified Person under the guidelines of National Instrument 43-101.

For further information about Pinnacle and this news release contact Mike Thast at 604-688-9588 or visit Jayden's website at www.jaydenresources.com.

On Behalf of the Board:

"David Eaton"
Chief Executive Officer