- On a daily basis, most of us use the following metals mined, at least in part, from volcanic ore deposits:
- e. all of the above
- Which of these economic materials are found in kimberlite pipes:
- d. diamonds
- Which of these economic materials are formed by hydrothermal fluids at submarine volcanoes:
- c. copper, lead, zinc
- Which of these economic materials can be produced by deep weathering of basalt:
- a. aluminum
- Which of these economic materials are found in komatiite lava flows:
- e. nickel
- Porphyry deposits are found in:
- b. the eroded plumbing systems of volcanoes
- Diamonds form under the following conditions:
- c. pressure 60,000 times greater than the surface and a temperature of about 1500 C
- As a nest-egg for your retirement would it be best to have a kilogram of:
- d. diamonds