BJU Earth Science Chapter 9: Minerals

The amount and quality of the light reflected from a mineral’s surface

A mineral composed of more than one chemical element would be classified as a ________ mineral

Which of the following is NOT a mineral?

A mineral's crystal classification deals mostly with its _______

The system used to rate a mineral's hardness is called ________

The types of minerals that are most likely to be found in placer deposits are__________ minerals

Which of the following is NOT a native mineral?

The color of a mineral’s powder

When you conduct an acid test on a mineral sample, you are watching for _______

Two or more substances physically combined, NOT chemically combined

The best conductor of electricity is __________

Which of the following tests would provide the best example of a mineral's color?

Sulfur is to native mineral as quartz is to _________

Fool’s gold (also called pyrite), a mineral of iron and sulfur, is classified as a(n)__________.

A mineral with only one kind of atom is ______

Obsidian, a mineral of volcanic origin, breaks in smooth, curved surfaces, showing _________ fracture

Which of the following is a mixture?

The ratio of the density of a specimen to the density of water at 4 °C

How mica can be broken into flat sheets is ______

A carat is a unit of ______

A mineral rated as 1 on the hardness scale is ______

Which of the following methods is the most common for obtaining minerals andores?