Ore Minerals: How they are found, mined, and processed for human use Flashcards

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1
Q

The process of mineral extraction

A

Iron mining

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2
Q

Modern mining uses _______ to measure magnetic, gravity, and sonic responses of rocks

A

geophysical techniques

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3
Q

extract ore minerals near the surface of the earth, and uses blasting

A

Surface mining

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4
Q

3 types of surface mining

A

Open-pit, Strip mining, and Dredging

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5
Q

common type, a big hole through explosives and blasting

A

Open-pit mining

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6
Q

removal of thin strips

A

strip mining

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7
Q

mining from the bottom of a body of water

A

dredging

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8
Q

extract minerals that can be found beneath the surface of the earth, creating a tunnel means expensive and dangerous

A

Underground mining

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9
Q

extracting minerals from the ore, refining, and preparing these for use

A

Mineral processing

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10
Q

What is the process of mineral processing?

A

Sampling, Analysis, Communition, Concentration, Dewatering

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11
Q

removal of a portion, represents a whole needed analysis

A

Sampling

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12
Q

evaluate the valuable component in an ore

A

analysis

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13
Q

valuable components are separated through crushing and grinding, turning it into powdered form

A

Communition

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14
Q

separate valuable from the raw materials

A

Concentration

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15
Q

convert it to usable minerals, filter and sedimentation of the suspension and drying of the solid materials

A

dewatering

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