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Earth Materials Vocabulary

Puzzle Type: Educational
Teacher: Lundy
Across
Bones or other traces of animals or plants that lived long ago
Melted rock found inside the Earth
Made of one substance
A property in which harder material can scratch softer material
The breaking of rocks and soil into smaller pieces by wind, ice and water.
The distance around a circle
Describes how a mineral breaks into flat surfaces
Thickness of an object
Rocks formed because of high temperatures and tons of pressure pressing down on them
A long thin line of different material or color from its surroundings
The way in which old rocks are changed into new types of rocks
Down
An object made from two or more minerals
The distance across a circle
Rocks made deep inside the Earth where it is so hot that rocks can melt
The glow of reflected light
Color, texture, hardness, size, shape and luster
Rocks formed from small pieces of sediment just below the Earth's surface.
Melted rock on the Earth's surface