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Gigapans

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  1. The Berkeley Pit, a former open pit copper mine in Butte, Montana, is approximately 1 mile long and 1/2 mile wide. When mining operations ceased, all dewatering activities also ceased. Consequently, the pit continues to fill with groundwater. The water in the pit is acidic and contains high concentrations of certain ...

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  2. Prior to blasting the salt, a machine cuts a slot at the base of the salt bed.

  3. Georgia Perimeter College Geology Field Trip to Sandersville, GA. This was one of our stops.

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  4. The open pit at the top of the Homestake Gold Mine in Lead, South Dakota beautifully exposes a series of Tertiary rhyolite dikes that were the focus of the hydrothermal system that formed this rich gold deposit. The open pit is no longer active, but it is a great opportunity for geologists to get a glimpse into the up...

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  6. Nearing completion at the Keephills mine west of Edmonton. Notice the workers on the top of the tower nearly 200 feet above the ground.

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  7. At 0.75 miles deep and more than 2.5 miles wide, the Brigham Canyon copper mine in Salt Lake City is the largest human excavation project in the world. Looks pretty sweet in gigapan too! Check out the "tiny" trucks going up the road on the far side. They are carrying about 250 tons of rock on tires that are a...

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  8. Piles of overburden stripped to reveal the ore at the Ajo, Arizona open pit copper mine dominate the horizon south of town. They also offer insight into the geology of the mine. The yellow streaked piles near the middle of this GigaPan are composed of some of the sulfide mineral (mostly pyrite) bearing rocks associat...

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  9. This is a view of the mine dump of the Dan Patch Pegmatite Mine, just west of Keystone, South Dakota. The light colored pegmatite rock is composed primarily of large crystals of quartz, albite feldspar, and muscovite, with lesser amounts of tourmaline and beryl. The pegmatite is an igneous rock that was intrusive int...

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      2541
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  10. A gigantic Bucyrus 8750 dragline is being built as part of the expansion of the Keephills coal-fired power plant west of Edmonton, Alberta. This view shows the basic framework and many of the components ready to install. When finished it will weigh about 8000 tons and have bucket capacity of about 160 cubic meters on...

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      2175
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