1. Why do native copper specimens in the museum have surface colors other than shiny copper color?
2. What minerals cause the varied surface colors of native copper specimens?
3. What is the most common crystal form of native copper from the Keweenaw Peninsula?
(Hint: Go to case 193)
4. What are the common museum displayable minerals found in quarries of lower Michigan?
5. What mineral is mined from under the City of Detroit? What is this mineral used for?
6. Describe the criteria used to organize the systematic mineral collection.
7. For some minerals color is a diagnostic property making identification rather easy. However, certain minerals can also occur in a wide variety of colors making color a poor tool for identification. List different colors for the mineral quartz located throughout the museum.