Chunky Rocks

All igneous rocks are formed from liquid rock known as

__________?

Magma

What property is used to classify land-derived sedimentary rocks?

Grain or particle size

Slate is formed from the low grade metamorphism of

____________?

Shale

Igneous rocks that cool on Earth’s surface are called

__________?

• Extrusive

Intrusive igneous rocks have a ______ grained texture.

• Coarse

Igneous rocks with gas pockets are said to have a

__________ texture.

• Vesicular

This metamorphic rock forms from limestone.

Marble

Igneous rocks that are dark in color, high in density and rich in

Fe and Mg are said to have a __________ composition.

•Mafic

What is Contact Metamorphism?

Heat

An igneous rock with a glassy texture would mean that the

rock cooled __________ Earth’s surface.

• Above

The slower magma cools, the ________ the crystals.

• Larger

Igneous rocks that are light in color, lower in density and rich in

Al and Si are said to have a __________ composition.

• Felsic

A stream slows to a velocity of 2cm/s. Which type of sedimentary rock would form from deposition occurring at this location?

Sandstone

This metamorphic rock forms from contact metamorphism

only.

Hornfels

The sedimentary rock that forms from clay sediments is called:

• Shale

Banding would identify which metamorphic rock?

Gneiss

Only sedimentary rocks may contain this important clue to past life on Earth:

Fossils

Marble bubbles with acid because it is composed of the

mineral ___________?

Calcite

Letter B is the symbol for which sedimentary rock?

• Limestone

This important sedimentary rock is formed from compacted plant remains.

Coal

What two processes form metamorphic rocks?

Heat and Pressure

What is the name of this rock?

• Extrusive• Non-crystalline• Vesicular• Felsic

Pumice

The evaporation of a shallow sea may form this rock.

Rock Salt