GIA Diamonds and Diamond Grading: Assignment 3 Questionnaire Questions and Answers
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Course
GIA Diamond
Institution
GIA Diamond
GIA Diamonds and Diamond Grading:
Assignment 3 GIA Diamonds and Diamond Grading:
Assignment 3 GIA Diamonds and Diamond Grading:
Assignment 3 GIA Diamonds and Diamond Grading:
Assignment 3 GIA Diamonds and Diamond Grading:
Assignment 3 GIA Diamonds and Diamond Grading:
Assignment 3 ...
GIA Diamonds and Diamond Grading:
Assignment 3 Questionnaire Questions
and Answers
What layer of the earth includes continental and oceanic components?
A. Core
B. Crust
C. Transition zone
D. Upper mantle
✓ ~~~ B. Crust
Where do most superdeep diamonds form?
A. Pipes
B. Outer core
C. Oceanic crust
D. Lower mantle
✓ ~~~ D. Lower mantle
How does metasomatism affect lithospheric diamond formation?
A. Supplies heat
B. Transports rock
C. Removes oxygen
, D. Provides hydrogen
✓ ~~~ C. Removes oxygen
What causes the movement of the earth's plates?
A. Volcanism
B. Subduction
C. Metasomatism
D. Mantle convection
✓ ~~~ D. Mantle convection
How are igneous rocks formed?
A. In gas
B. By erosion
C. From a molten state
D. By heat and pressure
✓ ~~~ C. From a molten state
What does basaltic rock change to in the mantle during subduction?
A. Eclogite
B. Peridotite
C. Lamproite
D. Kimberlite
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