(4-traders.com) FORM 51-102F3 MATERIAL CHANGE REPORT Item 1. Name and Address of Company RTG Mining Inc. ("RTG" or the "Company") Level 2, 338 Barker Road Subiaco, WA 6008 Australia Item 2. Date of Material Change May 28, 2014 and June 4, 2014 Item 3. News Release ...http://www.4-traders.com/SIERRA-MINING-LIMITED-10354795/news/Sierra-Mining--Form-51-102F3-Material-Change-Report-18555301/