Avion's Hounde Project in Burkina Faso Returns High Grades from Bouere Zone-18.26 g/t Au Over 24.9 Metres and 5.75 g/t Au Over 11.0 Metres

Avion Gold Corporation (TSX:AVR)(OTCQX:AVGCF) ("Avion" or "The Company") is pleased to present results from 19 drill holes totaling 4,484 metres carried out over the Bouere and Kari Pomp areas of Avion's Hounde Property, Burkina Faso (see Figure 1).

Avion's recent drill holes at Bouere, which returned 18.26 g/t Au over 24.9 metres and 5.75 g/t Au over 11.0 metres, were drilled immediately below Avion's 2010 drill holes that returned 3.84 g/t Au over 47.5 metres and 6.24 g/t Au over 10.5 metres, respectively (see Figure 2).

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Timmins Gold Corp. Announces Updated Reserve and Resource Estimates for the San Francisco Gold Project

104% Increase in Proven & Probable Reserves over 2010

Timmins Gold Corp. ("Timmins Gold" or the "Company") (TSX: TMM.TO - News) is pleased to announce an updated reserve and resource estimate for the San Francisco Gold Project in the state of Sonora, Mexico that was previously updated on November 30, 2010. The National Instrument 43-101 ("NI 43-101") Technical Reports describing the details of the updated reserve and resource estimates will be filed on SEDAR (www.sedar.com) within 45 days from the date of this press release.

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Castillian Intersects 4.09 g Au/t Over 29.3 Metres in Mine Zone Extension at Hope Brook, Newfoundland

Drilling Confirms Extensive High Grade Mineralization Below Mine Workings

Castillian Resources Corp. ("Castillian" or the "Company") (TSX VENTURE:CT) is pleased to report results for two diamond drill holes that tested the downdip and along strike extension of the Mine Zone and Hanging Wall Zones at its Hope Brook gold property, Newfoundland. Significant results are given in Table 1 below.

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Duluth Metals Announces 120 feet of 2.19g/t Total Precious Metals 350 Metres East of the current Twin Metals Nokomis Resource

Duluth Metals Limited ("Duluth Metals") (TSX: DM) (TSX: DM.U) is pleased to announce assay results for 15 holes drilled on the Twin Metals Nokomis Deposit in northeastern Minnesota, including 9 holes containing intersections with Total Precious Metals (TPM = Platinum+Palladium+Gold) grades greater than 1g/t and 11 holes having intersections greater than 1.7% Copper Equivalent*. Three holes, Mex-211, 217 and 225, intersected significant mineralization up to 350 metres due east of the current Nokomis resource, thereby expanding the current mineralized area southwards.

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Calibre Drills 9.31 g/t Gold and 336.06 g/t Silver Over 3.90 Metres at the Riscos De Oro Gold-Silver Property

Calibre Mining Corp. (TSX VENTURE: CXB) (the "Company" or "Calibre") is pleased to announce final assay results for the completed 9 hole, 2500 metre diamond drill program at its 100% owned Riscos de Oro gold-silver property in north east Nicaragua. The results are highlighted by hole RD11-016 that intersected 3.61g/t gold and 518.44g/t silver over 3.68 metres (14.41 g/t AuEq(1),(2)) and hole RD11-017 that intersected 9.31 g/t gold and 336.06 g/t silver over 3.90 metres (16.31 g/t AuEq(1),(2)). Updated cross section and drill plan maps are available at www.calibremining.com.

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