Investment Industry Regulatory Organization of Canada - Trading Halt - Rio Grande Mining Corp. - RGV

VANCOUVER, June 1, 2011 /CNW/ - The following issues have been halted by Investment Industry Regulatory Organization of Canada (IIROC):

Issuer Name: Rio Grande Mining Corp.
TSX-V Ticker Symbol: RGV
Time of Halt: 8:59 am EST
Reason for Halt: Company Request Pending News

For further information:

IIROC Inquiries (416) 646-7299 - *Please note that IIROC is not able to provide any additional information regarding a specific trading halt. Information is limited to general enquiries only.