MISSOULA, Mont. — The Bureau of Land Management has approved a five-year plan for sapphire mining in Lewis and Clark County. The McCune Bar sapphire mine will cover 6.1 acres about a quarter-mile ...

I have heard that sapphires can be found near Butte. Is this true? Where do they come from? — A Butte resident The answer to your first question is simple — yes. Your second question is an excellent ...

Montana's history is rich with stories of mining. In Helena there was gold, in Butte it was copper, but just off the banks of the Missouri River and Hauser Lake, there's a different type of mining ...

A handful of sapphires requires just an afternoon's attention at Gem Mountain Sapphire Mine east of Philipsburg. While some visitors come for the novelty, John Sadeeky of Arlington Heights, Ill., is ...

Sapphires have a long history of being in demand in cultures all over the world — and one of the most high-profile examples of this type of gemstone is about to hit the market for a potentially ...