The primary occurrence of the rock-forming minerals olivine, ...

[jayhills49]

The primary occurrence of the rock-forming minerals olivine, pyroxene, and amphibole is:
  a. igneous rocks.
  b. metamorphic rocks.
  c. sedimentary rocks.
  d. A and B
  e. all rock types

Question 2

Which of the following are all examples of minerals?
  a. bronze, steel, glass, aluminum, pencil lead
  b. gold, silver, uranium, lead, silica, iron
  c. copper, ice, quartz, topaz, diamond, corundum
  d. water, mercury, metallic hydrogen, limestone
  e. petroleum, coal, iron, feldspar, basalt

[CourtneyCNorton]

Answer to Question 1

D

Answer to Question 2

C

[jayhills49]

Gracias!

[dyrone]

Thanks for the timely response, appreciate it