Earth Science - Minerals 4.1

Feldspars are considered to be minerals even though their compositions can vary?

How are ores deep beneath Earth's surface removed?

can minerals occur as liquids?

Composed of silicon, oxygen, and another element ______.

How are ores near Earth's surface removed?

What is the range of hardness of the minerals on Mohs scale?

Does calcite bubble when it comes in contact with hydrochloric acid?

The appearance of milky quartz is caused by _____.

the way a mineral reflects light from its surface is called _____.

A measure of how easily a mineral can be scratched is called _____.

Identification tests for minerals are based on their______.

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

the _____ of a mineral is caused by a presence of different trace elements.

Can the chemical composition of a single mineral vary?

The ratio of the weight of a substance to the weight of an equal volume of water at 4degrees is

How many minerals are represented on the Mohs scale?

Magnetite and hematite, both sources of iron, are examples ______.

Specific gravity is ratio of weight of a substance to weight equal volume of water at 4 degrees

How are ores deep beneath Earths surface removed?

When liquid evaporates from a solution, the remaining elements cannot form crystals.

Can minerals with cleavage have more than one cleavage plane?

Primary minerals in limestone and marble ______.

Readily form silica tetrahedrons ______.

Small crystals form from rapidly cooling magma

Density differences can force magma upward into cooler layers of earths interior.

Density is the ratio of the mass of a substance divided by it's volume.

The density of a mineral is usually expressed as __________.

How does forming in a restricted space affect the structure of a crystal?

Calcite, dolomite, and rhodochrosite are examples of ______.

What is a mineral?

The presence of trace elements can make one variety of mineral more colorful and more prized.

what does the definite crystalline structure of a mineral consist of?

What makes a mineral an ore?

Because of their relative rareness, rubies and emeralds are more valuable than diamonds?

Minerals can form from the cooling of magma?

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

In double refraction, light is _____

Minerals break along planes where atomic bonds are ______

Compounds of oxygen and a metal ______.

If a mineral splits easily and evenly along one or more planes, it has the property of ______.

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

Can the classification of a mineral as an ore change?

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

The most common minerals, feldspar, and quartz are examples ______.

A _______ is a valuable mineral prized for its rarity and beauty.

Minerals can form from elements dissolved in a solution.

Why is salt classified as a mineral and sugar is not?

Composed of one or more metallic elements with the carbonate compound CO3

What two problems can result from removing waste material from ores?

If a solution remains unsaturated, mineral crystals may precipitate.

Unwanted rock and dirt, known as ______, are dug up along with valuable ore.

Can all minerals produce a streak on a streak plate? why or why not?

How does the classification of an ore change?

how a mineral feels to the touch is called ____.

Minerals that break along jagged edges are said to have?

Corundum, which is often used as an abrasive can also be found as rubies and sapphires?

a mineral's ___ is the color of a mineral when it is broken up and powdered.

Halite has cubic cleavage, which means it breaks along planes in 3 directions.

What is a crystal?

Density difference can force magma upward into cooler layers of Earths's interior.