Celestine MCQs

 

Celestine: Interactive MCQ Quiz

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

1. Which colors does the book list for celestine?

Black, green, and violet
Red, pink, and dark blue
Colorless, milky white, yellow, orange, or pale blue
Metallic silver only

2. Which crystal form is commonly described for celestine?

Prismatic crystals
Fibrous crystals only
Black rhombohedral crystals only
Cubes with metallic faces

3. Why does the book describe celestine as extremely fragile?

It has a hardness of 9
It is made of soft clay
It has no cleavage
It has hardness 3½ and perfect cleavage

4. For whom has celestine been cut despite its fragility?

For everyday sports jewelry
For collectors
For use as a construction stone
For industrial cutting tools

5. Which rock association does the book mention for celestine?

Coal seams and salt domes only
Only weathered granite clays
Sandstones or limestones
Only igneous rocks around Lake Superior

6. Which deposit type is specifically listed as a possible celestine occurrence?

Evaporite deposits
Coal deposits
Diamond-bearing kimberlite pipes only
Coral reefs

7. Which minerals may occur with celestine in mineral veins?

Quartz and beryl
Calcite and dolomite
Hematite and rhodochrosite
Galena and sphalerite

8. Where is most of the celestine material capable of being faceted found?

Brazil or Russia
Namibia or Madagascar
Italy or England
Canada or Australia

9. What composition does the book list for celestine?

Barium sulfate
Calcium carbonate
Strontium sulfate
Lead carbonate

10. What crystal structure does the book list for celestine?

Orthorhombic
Trigonal
Cubic
Hexagonal