QUESTION ON MINAREL WATER

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1. What causes the red color in the mineral corundum ?

Radiation

Metal sulfides

Nonmetal oxides

Metal oxides

2. What mineral are bones and teeth composed of ?

Chlorate

Aragonite

Calcite

Apatite

3. The mineral Phenakite is named after a Greek word that translates to what phrase in English ?

To confuse

To create

To deceive

To understand

4. What mineral has an index of refraction so close to water that when placed in water it becomes invisible ?

Cryolite

Sylvite

Calcite

Halite

5. All argentite specimens are actually what pseudomorph (alteration of original mineral) ?

Pyrargyrite

Andslusite

Acanthite

Azurite

6. What mineral is derived from an ancient name for brass ?

Malachite

Aurichalcite

Hydrozincite

Azurite

7. What mineral paved the way for the invention of fiber optics ?

Colemanite

Ulexite

Howlite

Bixbyte

8. What was the mineral smithsonite named after ?

Its locality or olace it was descovered.

Its hexagonal crystal structure

Original research on zinc ores

Founder of the Smithsonian institution

9. Which of these is the correct description of the minera Girosol ?

Striated tourmaline

Opalised quartz

Silicated Limonite

Crystalised Opal

10. Which of the following minerals is most chemically similar to the dark pink mineral,eosphorite ?

Vanadinite

Harmotome

Dioptase

Vivianite

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