Anglesite MCQs

 

Anglesite: Interactive MCQ Quiz

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

1. What is the usual color of anglesite, according to the book?

Bright green
Deep blue
Colorless or slightly yellowish
Pink-red

2. What does the book say causes the black color in some anglesite crystals?

Inclusions of galena
Chromium impurities
Iron oxide bands
Heat treatment

3. Why are anglesite crystals faceted for collectors only?

They are too light to hold a cut
They are always opaque
They have no luster
They are fragile and soft, with perfect cleavage

4. How does anglesite form, according to the book?

By heating calcite in volcanic lava
By oxidation of galena
By cooling molten quartz
By alteration of beryl in pegmatites

5. What is galena, the mineral from which anglesite forms by oxidation?

Zinc carbonate
Barium sulfate
Lead sulfide
Calcium carbonate

6. Which Welsh locality is named for anglesite?

Anglesey
Cumbria
Cornwall
Pala

7. Which Scottish locality does the book list for anglesite?

Derbyshire
Sardinia
Drave
Leadhills

8. Where are the best anglesite crystals found, according to the book?

Brazil and Sri Lanka
Tsumeb in Namibia and Morocco
Myanmar and Thailand
Australia and Canada

9. What composition does the book list for anglesite?

Lead sulfide
Barium sulfate
Lead sulfate
Strontium sulfate

10. What hardness does the book list for anglesite?

3
5
6½
8