Hypersthene MCQs

 

Hypersthene: Interactive MCQ Quiz

Choose one answer for each question, then select Submit Quiz. Your score and explanations will appear below.

1. What mineral group does hypersthene belong to?

Tourmaline
Corundum
Pyroxene
Carbonate minerals

2. How does the book describe hypersthene within the pyroxene series?

It is an iron-rich pyroxene related to enstatite and bronzite
It is a calcium carbonate related to calcite
It is a beryllium mineral related to emerald
It is a sulfate related to barite

3. What visual effect distinguishes hypersthene?

A permanent blue color change
A six-rayed star
A cat’s-eye line
Reddish iridescence

4. What causes hypersthene’s reddish iridescence, according to the book?

Chromium impurities
Platy inclusions of goethite and hematite
Alternating blue and yellow bands
A coating of copper oxide

5. Why may hypersthene be cut en cabochon instead of faceted?

It is often too dark to facet, and a cabochon can show its sparkling inclusions
It has perfect cleavage that prevents polishing
It is always transparent and colorless
Its color appears only in water

6. How does the book describe bronzite?

A colorless variety with a vitreous luster
A blue variety with a cat’s-eye effect
A greenish brown variety with a bronzelike luster
A pink variety colored by chromium

7. What does the book say about bronzite’s use in jewelry?

It is the most popular everyday jewelry stone
It is always set in engagement rings
It is used only for faceted necklaces
It is not generally used in jewelry

8. Which country is listed as a source of gem hypersthene?

Austria
India
Sri Lanka
Namibia

9. Where does the book say bronzite is found?

Austria
Myanmar
Brazil
Tanzania

10. Which set of properties matches hypersthene in the book’s table?

Trigonal, complex borosilicate, hardness 7½
Orthorhombic, aluminum silicate, hardness 7½
Orthorhombic, iron magnesium silicate, hardness 5½
Orthorhombic, calcium carbonate, hardness 3½