Tintina Resources Inc. announced it has submitted an amendment to its current Exploration License, for approval to the Montana Department of Environmental Quality (MDEQ) for construction of an Exploration Decline at its Black Butte Copper project site. The decline will provide underground ramp access to the Johnny Lee high grade copper deposit. Exploration Decline Highlights: 1,500-meter long decline access ramp; Expect to begin construction in 2013; Approval under Tintina's existing state of Montana exploration license; The decline will provide for: Underground diamond drilling and Bulk sampling of as much as 10,000 tonnes of ore for metallurgical testing.