Minerals – Ch 5 TermsProperties Groups Identification Random 100 200 300 400 500.

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Presentation transcript:

Minerals – Ch 5 TermsProperties Groups Identification Random

The mass of a substance to the volume is its ____ Answer

Density Home

The ability of a mineral to resist scratching is its _____ Answer

Hardness Home

Tendency of a mineral to break and form uneven, irregular surfaces Answer

Fracture Home

An inorganic solid with characteristic chemical composition and physical properties Answer

Mineral Home

Fluorite and Halite belong to what mineral group? Answer

Halides Home

The way that light is reflected from a mineral’s surface Answer

Home Luster

True/False: Chatoyancy means “cat’s eye” and has a silky appearance Answer

True Home

What is the color of a mineral in a powdered form? Answer

Streak Home

What physical property is unreliable as an identification clue for minerals? Answer

Color Home

What is the tendency of a mineral to split along specific planes, forming flat surfaces? Answer

Cleavage Home

A solid whose atoms, ions, or molecules are arranged in a regular, repeating pattern Answer

Crystal Home

What are the 2 main groups of minerals? Answer

Silicates or Non- silicates Home

Minerals are usually _____, meaning they do not contain carbon Answer

Inorganic Home

Mineral that does not contain silicon and oxygen (SiO 2 ) Answer

Nonsilicate Home

Mineral that contains silicon and oxygen compounds Answer

Silicate Home

Answer True or False: A mineral that glows in ultraviolet light is phosphorescent

False (fluorescent) Home

Oxides, Sulfides, Halides, Carbonates, and Sulfates are all major classes of what group of minerals? Answer

Nonsilicate Minerals Home

Cubes, hexagonal prisms, and irregular masses are common mineral structures for what group of minerals? Answer

Nonsilicate Minerals Home

If an unstable atomic nuclei decays into stable nuclei, the mineral is ____. Answer

Radioactive Home

Answer What are 3 physical properties mineralogists use to identify minerals?

Color, streak, hardness, luster, cleavage, fracture, density, crystal shape Home

What class of minerals is the most common on Earth? Answer

Silicates Home

What is the softest mineral on the Moh’s hardness scale? Answer

Talc Home

True/False: Quartz and Amethyst are examples of Nonsilicate Minerals Answer

False; they are Silicates! Home

True/False: Hematite is an example of a mineral in the Oxide group Answer

True Home

True/False: Galena and Mica both have fracture Answer

False Home