How Minerals Form

The faster magma cools, the smaller the mineral crystals form.

• T

• F

Tags

NGSS.MS-PS1-4

Veins are often formed from hot water solutions.

• T

• F

Larger crystals will be formed when molten rock cools more slowly.

• T

• F

Tags

NGSS.MS-PS1-4

Large crystals from water solutions usually form from very rapid cooling.

• T

• F

Tags

NGSS.MS-PS1-4

The crystals of a mineral are always the same size.

• T

• F

When elements that form a mineral dissolve in hot water, they form a mixture called a(n) ______.

• Lava

• Geode

• Magma

• Solution

Tags

NGSS.MS-PS1-2

The process by which atoms are arranged to form a material with a crystal shape is called _______.

• Vein

• Crystallization

• Gem

• Geode

Lava at Earth’s surface or ______ below Earth’s surface cools and hardens to form mineral crystals.

• Magma

• Lava

• Solution

• Vein

Tags

NGSS.MS-ESS2-2

A hollow rounded rock that is lined with crystals is a ______.

• Magma

• Gem

• Lava

• Geode

A narrow channel or slab of a mineral that is different from the surrounding rock is called a

• Vein

• Solution

• Crystal

• Metal