Identifying Minerals Through Physical Properties

What type of bonding is most common in silicate minerals?

• Metallic bonding

• Covalent bonding

• Hydrogen bonding

• Ionic bonding

What is the primary structural unit of silicate minerals?

• Oxygen octahedra

• Silica tetrahedra

• Magnesium octahedra

• Carbon tetrahedra

Tags

NGSS.MS-PS1-1

Which mineral is known for its bright green gem quality called peridot?

• Quartz

• Olivine

• Fluorite

• Calcite

Why is color not a reliable property for identifying minerals?

• It changes with temperature

• It can vary due to trace elements

• It is affected by light conditions

• It is too subjective

What does the term 'luster' refer to in mineral identification?

• The density of the mineral

• The color of the mineral

• The transparency of the mineral

• The way light reflects off the mineral's surface

What is the streak test used for?

• Determining the hardness of a mineral

• Identifying the color of a powdered mineral

• Assessing the transparency of a mineral

• Measuring the density of a mineral

Which property describes the overall shape in which a crystal grows?

• Fracture

• Cleavage

• Crystal habit

• Luster

What is the density of olivine?

• 2.65 grams per cubic centimeter

• 3.3 grams per cubic centimeter

• 4.0 grams per cubic centimeter

• 1.0 grams per cubic centimeter

What is the hardest mineral on the Mohs hardness scale?

• Corundum

• Diamond

• Topaz

• Quartz

Which mineral property involves emitting light when exposed to ultraviolet light?

• Magnetism

• Cleavage

• Fluorescence

• Streak