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June 2013 Volume 11, Issue 6 Erdene and Teck form Mongolian 37 alliance Co-Publisher Editor-in-Chief Ellsworth Dickson AUSTRALIAN UPDATE 39 The difference between Australian and Canadian juniors Co-Publisher Paul Dickson Editor Kathrine Moore by Greg Barns 30 Sierra Metals expanding 40 production and resources by Ellsworth Dickson Potash Ridge receives 41 Utah mining lease OIL & GAS OIL PATCH REPORT 42 Rangeford Resources building East Texas oil reserves by Joel Chury 29 Contributing Editors Dr. Edward Schiller David Duval Robert Simpson ALTERNATIVE ENERGY ALTERNATIVE ENERGY REVIEW 50 by Jane Bratun Contributing Writers Rodney Blake • Jane Bratun Peter Caulfield • Joel Chury AJ Deus • David Forest Jennifer Getsinger • Dennis Hoesgen Eric Hoesgen • Mike Kachanovsky Leonard Melman • Simon Rees Alf Stewart Australian Correspondent Greg Barns Art Director, Design & Production Jocelyne Laflamme Circulation 1-877-484-3800 Advertising Irene Fournier, Advertising Manager Rebecca Badowich, Advertising Account Executive 1-877-484-3800 Resource World Magazine is published 11 times a year by Resource World Magazine Inc. #709–700 West Pender St., Vancouver, BC V6C 1G8. ©2002-2013 Resource World Magazine Inc., all rights reserved. No part of this magazine may be reproduced, in whole or in part, without the expressed permission of the publisher. Reprints available by request at the above address or by emailing: info@resourceworld.com. DISCLAIMER: While every effort has been made to ensure the accuracy of information contained in Resource World Magazine, and the reliability of sources, the publisher in no way guarantees nor warrants the information and is not responsible for errors, omissions or forward looking statements made by advertisers. Articles and advertisements in Resource World Magazine, are not solicitations to buy, hold or sell specific securities; they are for information purposes only. Opinions and recommendations made by contributors or advertisers are not necessarily those of the publisher, its directors, officers or employees. Investors should be aware that risk is associated with any security, strategy or investment and are advised to seek the counsel of a competent investment advisor before making any investment, or utilizing any information contained in this publication. Subscription, advertising and circulation information can be obtained by visiting our website: www.resourceworld.com or contacting our offices by phone: 1-877-484-3800 or by writing to the address below. Publication Mail Agreement No. 40845066 Return undeliverable Canadian addresses to: Circulation Department 709-700 West Pender Street Vancouver, BC Canada V6C 1G8 Email: info@resourceworld.com Issn 1712-253 Printed in Canada by Mitchell Press 6 www.resourceworld.com JUNE 2013