La Colosa's huge resource is in AngloGold's latest financials. 

The La Colosa region is Anglo's top greenfield exploration worldwide.  As La Colosa is a porphyry deposit Anglo expects to discover several our deposits in the region as these mineral systems occur in clusters.

Auro Resources acquired ground around La Colosa.  They mention project and La Colosa resources in latest news release

http://www.auroresources.com/s/NewsReleases.asp?ReportID=528841&_Type=News-Releases&_Title=AuRo-Appoints-John-Buckle-as-President-COO-Director