Mineral Resource/Measured and Indicated Estimate* [43-101 Technical Report Feb 2006]:
46,344 troy ounces from 214,554 short tons of ore
with an average grade of 0.216 ounces per ton (7.41 g/t) gold
An updated 43-101 report is expected in the third quarter 2012. The report will update the resource with drill data from 2006 through June 2012.
Sterling operated as an underground and open pit mine commencing in 1980 until its closure in 2000. The mine produced 194,996 troy ounces from 941,341 short tons of ore with an average grade of 0.217 ounces Au/ton (7.44 gram Au/ton) gold. Certain parts of the Sterling property have been reclaimed. The main Sterling property consists of 272 lode mining claims plus one water well site. Net smelter royalties of 2.25% are payable on production with minimum advance royalties on a portion of this total. Total land claims, including Sterling, Daisy-Fluorspar Canyon, Mary-Goldspar and Tungsten Canyon blocks, comprise 683 unpatented lode mining claims covering 14,109 acres located on land administered by the U.S. Bureau of Land Management.
The Sterling mine and property are owned by Sterling Gold Mining Corporation, a wholly owned subsidiary of Imperial. The property is located in southern Nye County, Nevada about 115 miles northwest of Las Vegas.
For additional information, refer to the Company's Quarter Reports, Annual Information Form, or 43-101 Technical Report February 2006 [www.sedar.com].