MINERAL CHARACTERISTICS AND PROPERTIES

Which is NOT a property that can be used to identify a mineral?

• hardness

• luster

• opaque

• streak

What is the property of minerals that reflects light on its surface?

• color

• crystal structure

• luster

• streak

Which refers to a naturally occurring, inorganic solid that has a definite crystalline structure and chemical composition?

• compound

• crystal

• mineral

• rocks

During the 1800’s, miners can identify real gold from pyrite through biting the surface of the mineral. If a bite mark is exhibited, then the said mineral is considered real gold. What property is tested in this scenario?

• cleavage

• hardness

• luster

• streak color

Which of the following is NOT a characteristic of a mineral?

• crystal structure

• naturally occurring

• organic

• solid

What refers to the tendency for a mineral to break along flat surfaces?

• cleavage

• luster

• ductility

• tenacity

What is the solid form of a mineral produced by a repeating pattern of atoms?

• crystal structure

• element

• density

• fracture

In its powdered form, the mineral hematite is reddish. Which mineral property is best described?

• color

• streak

• luster

• cleavage

Which property refers to the resistance of minerals to scratching?

• cleavage

• fracture

• hardness

• luster

Quartz can break other than along planes of cleavage. What property of minerals is shown in this situation?

• fracture

• cleavage

• streak

• hardness