Exam (elaborations)
GIA Diamonds and Diamond Grading: Assignment 3 Questionnaire
- Course
- Institution
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 How can crustal diamonds form? A. Oceanic subduction B. Volcanic eruptions C. Meteorite impacts D. Radiation decay - C. Meteorite impacts How does metasomatism aff...
[Show more]