APES Chapter 8 (mining vers.) (Unit 3)

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surface mining

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10 Terms

1

surface mining

Removing soil, subsoil, and other strata and then extracting a mineral deposit found fairly close to the earth's surface.

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2

strip mining

the removal of strips of soil and rock to expose ore

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3

mining spoils/tailings

left-over materials from the processing of mined ore.

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4

open pit mining

a mining technique that uses a large visible pit or hole in the ground

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5

mountain top removal

a mining technique in which the entire top of a mountain is removed with explosives

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6

placer mining

looking for metals and precious stones in river sediments

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7

subsurface mining

The extraction of mineral and energy resources from deep underground deposits.

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8

Heap-leaching Extraction

separating specific minerals from other unwanted materials.

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9

Acid Mine Drainage (AMD)

Pollution caused when sulfuric acid and dissolved lead, arsenic, or cadmium wash out of mines into nearby waterways (H2SO4).

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10

Surface Mining Control and Reclamation Act

regulates the environmental effects of coal mining in the United States. Regulating active coal mines and reclaiming abandoned mine lands.

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