WINNEMUCCA, NEVADA--(Marketwire - Sept. 27, 2011) - Paramount Gold and Silver Corp. (NYSE Amex:PZG)(TSX:PZG)(FRANKFURT:P6G)(WKN:A0HGKQ)("Paramount Gold") announced today new high grade assay results from 10 core holes drilled on its 100% owned San Miguel Project in northwestern Mexico. Four holes drilled on the San Miguel Vein returned multiple high-grade gold and silver intercepts including 9.2 meters grading 5.56 g/T of gold and 120.14 g/T of silver and 21.95 meters grading 2.79 g/T of gold and 325.07 g/T of silver. These results are expected to upgrade inferred resources to higher categories and improve the average grade of the resource in this area.

SAN JOSE, CA--(Marketwire - Sep 27, 2011) - RAE Systems, Inc. today announced its field-proven MeshGuard Wireless Gas-Detection System has been integrated into a customizable full-rig monitoring system from RigMinder, Inc., which it delivers to leading drilling-company customers in the oil-and-gas industry. MeshGuard is a rapidly deployable and easy-to-operate wireless detection solution that provides real-time monitoring to keep workers safe, keep companies in compliance with regulations and increase project uptime.

Ivanhoe Mines said in a statement today that the investment agreement for the Oyu Tolgoi Project remains a fair and legally binding contract that deserves and requires the unqualified support of all parties. Media reports during the weekend quoted Mongolia's Mineral Resources and Energy Minister D. Zorigt as indicating that Ivanhoe Mines and Rio Tinto would receive a letter from the Mongolian government asking the companies to consider entering into discussions to address a possible change to the investment agreement. A reported potential proposed change would see acceleration of the government's right to increase its current 34% interest in Oyu Tolgoi to 50% by purchasing an additional 16% at fair market value at some future point, after Ivanhoe Mines and Rio Tinto recoup their capital investments in the project.

ALBUQUERQUE, NM--(Marketwire - Sep 26, 2011) - Lone Star Gold, Inc. (OTCBB: LSTG) ("Lone Star" or "the Company") is pleased to announce the Company signed a letter of intent (LOI) on September 23, 2011, committing to the acquisition of an option to purchase a 70% interest in a gold-silver project consisting of 2 properties in Mexico: San Luis and La Colorada. The ~1409-acre (570-hectare) project is located in the municipality of Ocampo, 192 miles (310 km) from the capital city of Chihuahua, in southwest Chihuahua State. Access to the project is by paved roads with the exception of the final 19 miles (31 km).

SPOKANE VALLEY, WASHINGTON--(Marketwire - Sept. 26, 2011) - Revett Minerals Inc. (TSX:RVM) (NYSE Amex:RVM) is pleased to provide an update on its recently initiated 2012 copper hedging program. For 2012, the company has sold forward approximately 25% of forecast copper production at US$4.00 per lb. This transaction, for 100 metric tons per month, is for copper contained in concentrates produced at our Troy mine from January to December 2012.

VANCOUVER, BRITISH COLUMBIA--(Marketwire - Sept. 26, 2011) - Empire Mining Corporation (TSX VENTURE:EPC) ("Empire") is pleased to report that an ongoing sampling program at the newly-identified Southwest Zone of the Demirtepe wollastonite-hosted copper-gold-silver and molybdenum project in Turkey, has identified a continuous copper-gold anomalous zone currently about 1.8 km long and up to 800 metres wide and still open to the southwest. The new Southwest Zone is located approx. 1 km to the southwest of the Main Zone.

Oremex Gold Inc. (TSX VENTURE:OAU) is pleased to announce that it and its wholly-owned Mexican Subsidiary, Minera Tres Diamantes, S. de R.L. de C.V., (together with Oremex Gold Inc., "Oremex Gold"), have entered into a letter agreement (the "Agreement") with Oro Mining Ltd. (TSX VENTURE:OGR) ("Oro") and its wholly-owned Mexican subsidiary, Oro Gold de Mexico S.A. de C.V., (together with Oro, "Oro Mining"), pursuant to which Oro Mining has granted Oremex Gold the right to acquire up to a 75% interest in and to mineral claims comprising the Guasima Concessions and the Concordia Concessions located in the Concordia region of Sinaloa State, Mexico (collectively, the "Concordia/Guasima Project") in exchange for: (i) funding an aggregate of $4,275,000 in exploration expenditures, including a minimum of 1,250 metres of drill work in the first year; (ii) the aggregate cash payment of $780,000; and (iii) the issuance of up to 2,775,000 common shares in the capital of Oremex Gold Inc. (the "Common Shares").

TORONTO, ONTARIO--(Marketwire - Sept. 26, 2011) - Romios Gold Resources Inc. (TSX VENTURE:RG)(OTCBB:RMIOF)(FRANKFURT:D4R) ("Romios" or the "Company") is pleased to announce assay results from the initial portion of the 2011 drill program on the Trek Property in northwestern British Columbia. The property is located 12.0 km southeast of the Galore Creek copper-gold-silver porphyry deposit and adjacent to the Galore Creek Mining Corporation's proposed mill and tailings facilities.

VANCOUVER, BRITISH COLUMBIA--(Marketwire - Sept. 26, 2011) - Prophecy Platinum Corp. ("Prophecy Platinum" or the "Company") (TSX VENTURE:NKL)(OTCQX:PNIKF)(FRANKFURT:P94P) announces the drill results received from its 2011 drilling Wellgreen PGE-Ni-Cu Project. Borehole WS11-188 encountered 457 meters of mineralization grading 0.47% NiEq (including 0.72 g/t Pt+Pd+Au) from surface to the footwall contact. Within this larger swath of mineralization, the hole encountered a high grade section of 17.8 meters of 3.14 g/t Pt+Pd+Au, 1.03% Ni, 0.74% Cu (1.77% NiEq). VANCOUVER, BRITISH COLUMBIA--(Marketwire - Sept. 26, 2011) - Prophecy Platinum Corp. ("Prophecy Platinum" or the "Company") (TSX VENTURE:NKL)(OTCQX:PNIKF)(FRANKFURT:P94P) announces the drill results received from its 2011 drilling Wellgree...

TORONTO, ONTARIO--(Marketwire - Sept. 26, 2011) - Treasury Metals Inc. (TSX:TML) (the "Company") is providing an update on the acquisition of the Pico Machay Gold Project from Pan American Silver Corp. ("Pan American"). The Company continues to pursue financing alternatives in conjunction with Pan American and is working towards completion of the acquisition. The Company will provide further updates as developments arise.

SUGAR LAND, TX--(Marketwire - Sep 26, 2011) - Researched by Industrial Info Resources (Sugar Land, Texas) -- Is coal making a comeback? Despite major setbacks such as slower market conditions and stricter environmental guidelines making it harder to push coal mine projects through the permitting process, more and more coal projects are appearing on the drawing board.

VANCOUVER, BRITISH COLUMBIA--(Marketwire - Sept. 26, 2011) - Canadian Zinc Corporation (TSX:CZN)(OTCQB:CZICF) is pleased to report that the Mackenzie Valley Review Board ("MVRB") has officially closed the public registry for the Environmental Assessment on the Company's Prairie Creek zinc/silver/lead mine in the Northwest Territories, Canada. The closure of the public registry on September 22, 2011, marks the completion of the technical information and reports, public hearings and comment, and submissions stages of the Environmental Assessment.