Why was the GF "delayed"? For a feeling for the "scope" of work see the RPA Technical Report for SAS Hislop Mine. See/Google also Stroud Reports:
Closeology for Grey Fox & GF Extension ......
Google: NI 43-101 Hislop Pre Feasibility Study - FINAL - 28 Sept2009.pdf"
St. Andrews Goldfields
August 7 2009, Technical Report PDF 9261K
See the SAS Website