Practice Quiz 7
For this exercise, please watch the first tutorial video before answering the questions. You are encouraged to use the video as much as you would like to answer the following questions. You will have an opportunity at the end to check your answers and take the quiz again for practice.
For a given mineral, which grain would you choose when looking for a biaxial flash figure?
In the picture below, which mineral would be the best choice to use to obtain a biaxial flash figure?
Assume that all minerals are in their maximum illumination position.
In the example below, which position is gamma?
In the example below, which position is alpha?
Why is the flash figure useful?
Check all that apply.
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