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Minerals in Everyday Life and Their Characteristics

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Minerals in Everyday Life and Their Characteristics

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Questions and Answers

What is the main criteria for a material to be classified as a mineral?

Having a definite chemical composition (correct)

Composed of organic matter

Being liquid at room temperature

Being man-made

Which of the following materials is NOT considered a mineral?

Talc

Graphite

Sulfur

Coal (correct)

Why is mercury not classified as a mineral?

It is composed of organic matter

It is solid at room temperature

It is man-made

It is liquid at room temperature (correct)

Which group of minerals includes compounds like oxides, carbonates, and sulfides?

Silicate group Signup and view all the answers

What is the main characteristic that distinguishes minerals from non-minerals?

Having a definite crystal structure Signup and view all the answers

Which of the following materials is NOT composed of organic matter and could potentially be classified as a mineral?

Sulfur Signup and view all the answers

What forms when water is supersaturated with a mineral, causing minerals to settle out of the water and deposit as a precipitate?

Halite Signup and view all the answers

Which crystal system is associated with Quartz and Calcite?

Hexagonal Signup and view all the answers

What is the chemical composition of Silicate Minerals?

Contain SiO2 combined with one or more metals Signup and view all the answers

What is the most common crystal structure found in Halite, Galena, and Pyrite?

Cubic Signup and view all the answers

Which mineral is an example of an Inosilicate with two of the oxygens shared to form long single chains?

Pyroxen Signup and view all the answers

Which type of elements have shiny surfaces and are able to conduct heat and electricity?

Metals Signup and view all the answers

What is the primary distinguishing characteristic of nonmetals?

Dull surfaces and poor conductors of heat and electricity Signup and view all the answers

Which mineral is commonly used in drywall and chalk production?

Gypsum Signup and view all the answers

What is an alloy?

A mixture of two or more metals or metals and nonmetals Signup and view all the answers

Which category do Diamond, Rubies, Sapphires, and Emeralds belong to?

Precious Stones Signup and view all the answers

What is the primary characteristic of gems that differentiates them from other minerals?

Clarity, durability, rarity Signup and view all the answers