Geology, Mineralogy & Gemology MCQ Academy

Search This Blog

Milky Quartz MCQs

on September 27, 2026

Get link
Facebook
X
Pinterest
Email
Other Apps

Milky Quartz: Interactive Gemstone 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 causes milky quartz’s milky white or cream color?

Manganese impurities Green mica inclusions Inclusions of gas and liquid bubbles Copper spangles in glass

2. What determines how milky a specimen of milky quartz appears?

The number and size of its inclusions The length of the crystal alone Whether it is cut as a step cut The presence of chromium

3. How are milky quartz crystals described?

Cubes with flat ends Short tetragonal prisms Tabular crystals without ends Hexagonal prisms with pyramidal ends

4. Where does the book say very large milky quartz crystals are found?

Brazil Siberia Greenland San Benito County

5. Which gemstone may milky quartz be confused with when polished or cabochon-cut?

Emerald Spinel Opal Benitoite

6. What composition does the book list for milky quartz?

Silicon dioxide Calcium phosphate Beryllium aluminum silicate Barium titanium silicate

7. What hardness does the book give for milky quartz?

4 5 6 7

8. Which crystal structure is listed for milky quartz?

Cubic Trigonal Tetragonal Monoclinic

9. Which location is listed among the other localities for milky quartz?

Kenya Sri Lanka The European Alps Norway

10. What luster does the book list for milky quartz?

Vitreous Metallic Pearly Earthy

Location: Pakistan

Get link
Facebook
X
Pinterest
Email
Other Apps

Comments

Iolite (Cordierite) MCQs

Iolite (Cordierite): Interactive MCQ Quiz Choose one answer for each question, then select Submit Quiz . Your score and explanations will appear below. 1. Which color and alternate name does the book give for iolite? Pink-red; rubellite Green; peridot Violet-blue; cordierite Yellow; sherry topaz 2. Why has iolite been called “water sapphire”? It can resemble blue sapphire when cut It occurs only in water It is chemically the same as sapphire It is a blue variety of corundum 3. What property gives iolite its other name, “dichroite”? Its high density Its cat’s-eye effect Its perfect cleavage Its strong pleochroism 4. Does the book say equipment is needed to see iolite’s pleochroism? Yes, a microscope is required No, it can be seen without equipment Yes, but only under ultraviolet light The book says it has no pleochroism 5. ...

Aquamarine (Beryl) MCQs

Aquamarine (Beryl): Interactive Gemstone 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. Aquamarine belongs to which mineral variety? Garnet Zircon Beryl Tourmaline 2. What does the name “aquamarine” mean? Seawater Reindeer stone Golden color Rod-shaped stone 3. Which aquamarine colors does the book say are most valued today? Red and orange Yellow and brown Only sea green Sky blue and dark blue 4. What does dichroic mean in the book’s description of aquamarine? It changes hardness when turned It may appear blue or colorless from different viewing angles It always shows two separate colors at once It becomes opaque in sunlight 5. What shape are gem-quality aquamarine ...

Yellow Sapphire (Corundum) MCQs

Yellow Sapphire (Corundum): Interactive MCQ Quiz Choose one answer for each question, then select Submit Quiz . Your score and explanations will appear below. 1. What was yellow sapphire historically called until the end of the 19th century? Oriental peridot Green diamantite Oriental topaz Sri Lankan jade 2. Which corundum color was historically called sapphire, according to the book? Blue Yellow Green Colorless 3. How does the book describe yellow and greenish yellow sapphires? Common stones with no jewelry use Varieties of quartz Stones found only as crystals too small to cut Unusual and attractive gemstones in their own right 4. Where does the book mention greenish yellow sapphire in Australia? Victoria and Tasmania Queensland and New South Wales Western Australia and South Australia Northern Territory and Victoria 5. W...

Powered by Blogger

Milky Quartz MCQs

Milky Quartz: Interactive Gemstone MCQ Quiz

Comments

Post a Comment