Class 13 - Quiz

1. Which of the following types of materials provide the most valuable information ?

A. float
B. talus
C. bedrock
D. rubble

2. Which of the following types of rock samples could provide information which could be used to determine the width of a mineralized zone ?

A. fluid inclusion sample.
B. grab sample.
C. high grade sample.
D. chip-channel sample.

3. Which of the following types of rock samples is collected to examine using a polarizing microscope ?

A. whole rock major oxide sample
B. chip channel sample
C. high grade sample
D. petrographic sample

4. Which of the following types of samples could be used to determine if mineralization is epithermal or magmatic ?

A. fluid inclusion samples
B. grab samples
C. chip channel samples
D. soil samples

5. Which of the following sample types are usually collected during a trench mapping project ?

A. microprobe samples
B. fluid inclusion samples
C. chip-channel samples
D. age date samples

6. Which of the following types of samples would be best to study the reflected light properties of metallic ore minerals ?

A. polished section samples
B. fluid inclusion samples
C. age date samples
D. chip channel samples

7. Which of the following rock types would a geologist most likely use to obtain a whole rock analysis?

A. garnet sillimanite gneiss
B. choritized granite
C. biotite granite
D. silicified granite

8. The most common type of rock sample collected for routine geochemical analysis is called a __________ .

A. grab sample
B. chip channel sample
C. whole rock sample
D. age date sample

9. A geologic map of the floor of a trench shows a ____________ view ?

A. profile
B. map
C. oblique
D. inverted

10. In the Adit Mapping Exercise, which is the oldest intrusive phase

A. muscovite granite
B. biotite granite
C. basalt
D. rhyolite tuff