Minerals Review

What is one of the reasons quartz is so abundant on beaches? Because of

• the oceans salt

• its brightness

• its hardness

• its smoothness

Muscovite mica peels into thin sheets which shows the property of

• flexibility

• hardness

• cleavage

• brightness

Minerals are identified on the basis of

• their hardness

• their physical and chemical properties

• their physical properties

• their chemical properties

Scratching a mineral against a glass plate is a method used for determining the mineral's

• brightness

• strength

• physical qualities

• hardness

Different arrangements of tetrachedra in the silicate group of minerals result in differences in the mineral's

• hardness, cleavage and crystal shape

• cleavage, strength and brightness

• hardness

• cleavage

Tags

NGSS.MS-PS1-1

Two minerals made of pure carbon are diamond and graphite. Diamond is more resistant to scratching than graphite because the

• atoms are bonded together more strongly in graphite than in diamonds

• atoms are bonded together more strongly in diamond than in graphite

Tags

NGSS.MS-PS1-1

What does the shape of the silicon-oxygen structural unit look like?

• 
• 
• 
• 
• A, B, C and D

Tags

NGSS.MS-PS1-1

Which two minerals are commercial sources of iron?

• galena and graphite

• muscovite mica and biotite mica

• garnet and flourite

• hematite and magnetite

Which material is made mostly of the mineral quartz?

• sulfuric acid

• pencil lead

• plaster of paris

• window glass

Tags

NGSS.MS-PS1-1

Which characteristic do samples of the mineral pyroxene normally exhibit?

• yellow to amber color

• bubbling in hydrochloric acid

• cleaves at 56 and 124 degrees

• hardness of 5 to 6