Chapter 3 Lesson 1 What is a Mineral?

Front

What are native elements?

Back

Native elements are minerals that are composed of just one element.

Front

What are nonsilicates?

Back

Nonsilicates are a family of rock-forming minerals that do not contain silicon.

Front

Is a natural, organic, crystalline solid with a definite chemical composition a mineral?

Back

False. A mineral is a natural, inorganic, crystalline solid with a definite chemical composition.

Front

What is an ion?

Back

An ion is an atom or group of atoms with an electric charge.

Front

What is magma?

Back

Magma is molten underground rock.

Front

What is a mineral?

Back

A mineral is a naturally occurring, inorganic solid with a definite chemical composition and a crystalline structure.

Front

What is the difference between a mineral and a rock?

Back

A mineral is a single substance, while a rock is a solid combination of one or more minerals.

Front

What is the definition of a crystalline structure?

Back

A crystalline structure is an ordered arrangement of atoms in a solid.

Front

What are silicates?

Back

Silicates are minerals that contain silicon and oxygen, and are the most abundant group of minerals in the Earth's crust.

Front

What is the Mohs scale?

Back

The Mohs scale is a scale used to measure the hardness of minerals, ranging from 1 (talc) to 10 (diamond).