Earth and Space Science Ch 4

T/F: When liquid evaporates from a solution, the remaining elements cannot form crystals.

T/F: This mica structure is an example of sheet tetrahedra.

What is the way a mineral reflects light from its surface

Silver, gold, and copper have shiny surfaces and thus are said to have ____.

Which is NOT a test the geologists use to identify a mineral's properties?

A mineral’s hardness with respect to other minerals can be determined by

A tetrahedron is a three-dimensional shape that resembles a _______.

T/F: Crystals can form from the cooling of magma.

Minerals break along planes where atomic bonds are

What mineral group is composed of one or more metallic elements with a carbonate compound CO₃?

T/F: Density differences can force magma upward into cooler layers of Earth’s interior.

A mineral that forms from the evaporation of a liquid in which they were dissolved are called _______?

T/F: Minerals can form from elements dissolved in a solution.

The most abundant elements in Earth’s crust are ____.

Which is not a naturally occurring, inorganic solid with a chemical composition and a definite crystalline structure?

A _______ test shows the color of the mineral in its powdered form.

What is true about minerals?

T/F: If magma cools slowly, atoms do not have time to arrange themselves into large crystals.

Silicates form what percentage of minerals in the Earth's crust?

Lodestone can pick up iron filings. What special property does lodestone have?

What is the color of a mineral when it is broken up and powdered

A _______ is a solid in which the atoms are arranged in a regular, repeated geometric pattern.

_______ is a property in which a mineral reflects light from its surface.

What mineral group readily forms a silicon-oxygen tetrahedral?

T/F: Because calcite is nonmetallic, luster cannot be determined.

Which is NOT a group that geologists use to classify minerals?

Identification tests for minerals are based on their

What is a valuable mineral prized for its rarity and beauty

What mineral group is composed of compounds of oxygen and a metal?

_______ is a property that shows the mathematical relationship between a mineral's mass and volume.

Minerals always exist in a(n) ____ form.

What is a solid in which the atoms are arranged in repeating patterns?

T/F: Small crystals form from rapidly cooling magma.

A mineral that splits easily and evenly along one or more planes of weak atomic bonds is said to have _______.

Ores near Earth’s surface generally are obtained from ____.

T/F: Due to its intricate network, minerals with a sheet of tetrahedra do not easily separate.

Crystals that form minerals are NOT a result of processes that occur from _______.

T/F: Geologists only use a minerals' crystalline structure to classify it as a mineral.

Silicates make up approximately _____% of the minerals present in the Earth's crust.

What are minerals that contains a useful substance that can be mined for profit?

The rate at which magma cools determines the crystal's _______.

What is the property of splitting along one or more flat planes evenly and easily

Which of the following is NOT a test used to identify minerals?

German geologist, __________, developed a scale by which an unknown mineral's hardness can be determined.

T/F: Minerals can be identified based on their physical and chemical properties.

Minerals, such as quartz, that break along jagged edges are said to have

What is a measure of how easily a mineral can be scratched