Earth and Life (What I Know)

Pyrite is a yellowish mineral that looks like gold and is commonly called fool's gold. What is the property of mineral exhibited by pyrite wherein it reflects light and with a metallic look?

• Color

• Hardness

• Luster

• Streak

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

• Cleavage

• Fracture

• Hardness

• Streak

Some minerals like mica has surfaces with planes of weak bonds in the crystals. Thus, its crystals can be peeled like layers of onions. What is the property exhibited by mica?

• Cleavage

• Fracture

• Hardness

• Tenacity

Which property refers to the resistance of minerals to scratching?

• Cleavage

• Fracture

• Hardness

• Luster

What are the building blocks of rocks and it is mostly found in the geosphere?

• Elements

• Minerals

• Ore

• Soil

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

• Color

• Hardness

• Luster

• Streak

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 mineral. If a bite mark is exhibited, then the said mineral is real gold. What property is tested in this scenario?

• Cleavage

• Hardness

• Luster

• Streal Color