►minerals of the tiger mine include:

a. macquartite.

b. linarite.

c. wulfenite.

d. all of the above.
►the first large mineral deposits that drew 1000's of fortune seekers to arizona in the 1870's & 1880's were:

a. silver.

b. gold.

c. copper.

d. diamond.

e. quartz.

►about % of the earth's naturally-occurring minerals are found in arizona.

a. 5%

b. 10%

c. 15%

d. 20%

e. 50%

►in the early 20th century, union organizers were arrested and run out of:

a. phoenix.

b. flagstaff.

c. bisbee.

d. tucson.

e. globe.

►lander turquoise is more expensive than gold.

a. true

b. false

►many minerals in arizona were concentrated by:

a. magma from volcanoes.

b. glaciers.

c. movement of earth's plates.

d. running water.

►the world's largest gem and mineral show is held yearly in:

a. phoenix.

b. flagstaff.

c. sedona.

d. tucson.

e. quartzite.

►in most of north america, near surface mineral deposits were destroyed by:

a. running water.

b. glaciers.

c. volcanoes.

d. earthquakes.