Earth Science Chapter 9 (Bob Jones 5th Ed.)

Mineral salt compounds are called _______

We must be careful to maximize mining's benefits while minimizing its ______

The color of a mineral's powder is its _____

The best conductor of electricy is _______

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

T or F? Determining the density of a mineral sample requires finding its mass and volume.

The amount and quality of the light reflected from a mineral's surface is called its _____

T or F? All minerals are composed of two or more elements.

T or F? At one time, aluminum was more valuable than gold.

Which of the following scientists would most likely identify, classify, and analyze silicates?

T or F? Some minerals are too hard to leave a streak on a streak plate.

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

Obsidian breaks in smooth, curved surfaces, showing ________ fracture.

T or F? Diamond (hardness rating of 10) is twice as hard as apatite (hardness rating of 5).

T or F? All minerals have crystalline structures.

Proper dominion of minerals involves appreciating and using their beauty as well as function.

Mineral salts are more properly called ________

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

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

T or F? Some minerals can have more than one color.

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

A mineral with only one kind of atom is called a(n) ______

Which class of minerals makes up most of the rocks in the earth's crust?

_____ are made of one or more metal elements plus sulfure. They have colored streaks.

A mineral's streak is a more reliable way to classify a mineral than its apparent color.

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

Which of the following is not a native mineral?

A dark mineral sample attracts iron filings. You could conclude that the metal is ______

If a mineral can be broken into flat sheets, this explaines its ______

Which of the following is not a mineral?

_________ make up many cave formations

Which of the following is a mixture?

A mineral rated as 1 on the hardness scale is _________

________ makes up 90% of the earth's crust.

The symmetry of a crystal system directly involves

A carat is a unit of _______

T or F? All native minerals are pure elements.

__________ include diamond and sulfur

T or F? Diamond is composed of carbon.

T or F? Silicate minerals make up most of the earth's crust.

Most minerals are found in ______ after native mineral sources are used up.

Mineralogists usually have to do more than one test on a mineral to determine its identity.

___________ are excellent conductors of heat and electricity.

The process by which a crystal grows is called _______

A mineral's crystal classification deals mostly with its _____

T or F? Cleavage and fracture both refer to the characteristic way in which a mineral breaks.

_______ is a family in which most metal ores are found.

Two or more substances physically combine (but not chemically bonded) is called a(n) _____

T or F? Placer deposits are found deep underground.