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Introduction
Bauxite
Diamonds
Gold
Nickel
Base Metals: Lead, Zinc, and Copper
Bet you didn't know (some surprising facts)
Quiz on Volcanic Mineral Deposits
Some Published Sources
Additional Sources of Information

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VOLCANOWORLD QUIZ ON VOLCANIC MINERAL DEPOSITS

Questions 1-8, Click on the button in front of the answer for each question.

1. On a daily basis, most of us use the following metals mined, at least in part, from volcanic ore deposits:

Aluminum

Zinc

Copper and Lead

Nickel

All of the Above

2. Which of these economic materials are found in kimberlite pipes:

Aluminum

Gold

Copper, Lead, Zinc

Diamonds

Nickel

3. Which of these economic materials are formed by hydrothermal fluids at submarine volcanoes:

Aluminum

Gold

Copper, Lead, Zinc

Diamonds

Nickel

4. Which of these economic materials can be produced by deep weathering of basalt:

Aluminum

Gold

Copper, Lead, Zinc

Diamonds

Nickel

5. Which of these economic materials are found in komatiite lava flows:

Aluminum

Gold

Copper, Lead, Zinc

Diamonds

Nickel

6. Porphyry deposits are found in:

Extensive Lava Tube Systems

The Eroded Plumbing Systems of Volcanoes

Ophiolites

Kimberlite Pipes

Grand Forks, North Dakota (home of the fighting Sioux!)

7. Diamonds form under the following conditions:

pressure and temperatures similar to the Earth's surface

pressure 60 times greater than the surface and a temperature of about 150 C

pressure 60,000 times greater than the surface and a temperature of about 1500 C

pressure and temperatures similar to the Earth's core

8. As a nest-egg for your retirement would it be best to have a kilogram of:

Aluminum

Gold

Copper

Diamonds



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