Igneous Rocks 2024-25

Front

High or Low Silica?

Back

low

Front

Coarse or Fine?

Back

coarse

Front

If a rock is formed from lava, what will the grains be?

Back

fine

Front

How do Intrusive Igneous rocks cool?

Back

slowly

Front

What does Ignis mean?

Back

fire

Front

Rapid cooling of lava in which tiny crystals form results in _____ texture

Back

fine-grained

Front

Extremely rapid cooling of lava in which no crystals form results in _____ texture.

Back

glassy

Front

This rock cooled on the outside of a volcano and contained air bubbles when it was forming. What type of texture is this?

Back

vesicular

Front

Is lava above or below ground?

Back

above

Front

Lava that is high in silica usually forms _____ colored rocks.

Back

light