In the heart of the Coeur d'Alene Mining District. U.S. Silver is focused on expanding the production from existing operations as well as exploring and developing its extensive Silver Valley holdings in the Coeur d'Alene Mining District.
E.g., After tunneling in more than 500 feet, 800 feet below the surface, they reached the vein a little over a week ago, Hintze said.
Samples of the Charly vein show that in places it has up to 7 ounces of gold and 200 ounces of silver per ton of rock, with an average of 3 ounces of gold and 55 ounces of silver.
That amount of metal is known in the mining community as “jewelry rock,” noted Warren McCullough with the state Department of Environmental Quality.
“That’s what they call high-grade ore, especially when you can see the gold,” he said.
Since they intersected the vein, Hintze said they can probably follow it from both sides of the tunnel. They’re not sure of its length. Still shallow, wait to deeper level -
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