Lesson Worksheet: Minerals Science • 4th Grade

In this worksheet, we will practice investigating, describing, and comparing the properties of minerals.

Q1:

A class predicted that all minerals are magnetic. They investigated how three minerals responded to a magnet.

Mineral Attracted to a Magnet?
Halite No
Quartz No
Magnetite Yes

Was the class’s prediction correct?

  • AYes
  • BNo

Q2:

Ethan has two minerals, gypsum and quartz. He scratches the gypsum and it easily breaks.

Fill in the blank: This tells us that gypsum is a mineral than quartz.

  • Aharder
  • Bmore lustrous
  • Csofter

Q3:

Fill in the blank: The Mohs scale measures the of a mineral.

  • Aluster
  • Bcleavage
  • Chardness

Q4:

Below is an image of a mineral called talc.

Mineral talc

Fill in the blank: This mineral has a luster.

  • Adull
  • Bpearly
  • Cmetallic

Q5:

The table below shows the values that three minerals have on the Mohs scale.

Mineral Apatite Quartz Talc
Mohs Scale 5 7 1

Which mineral is softer than apatite?

  • AQuartz
  • BTalc

Q6:

We can identify the mineral calcite by adding an acid like vinegar to it.

Medical tablet dropped into the water

Fill in the blanks: When vinegar is added to calcite, the calcite because it reacts with the vinegar and produces a .

  • Aburns, gas
  • Bburns, liquid
  • Cbubbles, liquid
  • Dbubbles, gas

Q7:

The mineral shown below is feldspar.

Natural specimen of microcline feldspar split along mineral cleavage planes

Fill in the blank: The cleavage of a mineral describes how well it breaks along a smooth, flat surface. This mineral has cleavage.

  • Agood
  • Bpoor

Q8:

This is an image of hematite.

Hematite, silvery gray stone, iron oxide frequently found in soils and rock. Ore used in industry or for esoteric purposes.

Fill in the blank: This mineral has a luster.

  • Apearly
  • Bnonmetallic
  • Cmetallic
  • Dglassy

Q9:

Fill in the blanks: According to the Mohs scale of hardness, the hardest mineral is , while the softest mineral is .

  • Afeldspar, gypsum
  • Bquartz, calcite
  • Cdiamond, talc
  • Dpyrite, mica

Q10:

Fill in the blank: The color of powdered pyrite is green to brown; this property is called .

Mineral pyrite, or iron pyrite
  • Acolor
  • Bstreak
  • Cluster

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