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Quartz with inclusions

on September 28, 2026

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Quartz with Inclusions: Interactive MCQ Quiz

Choose one answer for each question, then select Submit Quiz. Your score and explanations will appear below. Incorrect and unanswered questions include an explanation of the correct answer.

1. What is rutilated quartz, also called sagenite?

Quartz with green fuchsite mica plates Quartz with needlelike rutile crystals Quartz with gas and liquid bubbles Quartz with copper spangles in glass

2. What popular name does the book give for rutilated quartz?

Reindeer stone Brazilian topaz Asparagus stone Venus-hair stone

3. Which mineral inclusions define tourmalinated quartz in the book?

Black tourmaline Green fuchsite mica Crocidolite Tremolite

4. What inclusions does the book describe in “gold quartz”?

Transparent yellow beryl crystals Blue crocidolite fibers Opaque, metallic yellow inclusions of gold Liquid-filled channels

5. How does the book describe silver inclusions in quartz?

Rounded green plates with a vitreous luster Branchlike dendrites that are silvery gray or black, opaque, and metallic Colorless bubbles that make the quartz milky Red transparent prisms

6. Which two iron minerals does the book mention as quartz inclusions?

Rutile and fuchsite Crocidolite and hornblende Bixbyite and apatite Goethite and pyrite

7. What effect may goethite-containing quartz show when cut as a cabochon?

A cat’s-eye effect A permanent change to citrine A metallic luster throughout A blue color from dichroism

8. Which set contains localities listed for quartz with inclusions?

Greenland, Norway, Egypt, and Italy Canada, Mexico, Spain, and Australia Madagascar, Brazil, South Africa, India, Sri Lanka, Germany, and Switzerland Utah, California, and the Urals only

9. What composition does the book list for quartz with inclusions?

Calcium phosphate Silicon dioxide Beryllium aluminum silicate Titanium oxide

10. How does the book characterize quartz specimens with mineral inclusions?

They are always synthetic They are too rare to be used as gemstones They are all opaque and colorless They are very common and can make attractive gemstones

Location: Pakistan

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Quartz with inclusions

Quartz with Inclusions: Interactive MCQ Quiz

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