Igneous Rocks
Igneous rocks can be found around these land-forms.
What is a volcano?
This is what sedimentary rocks start off as.
What is sediment?
These are rocks that can become metamorphic rocks.
What are sedimentary, igneous, and metamorphic rocks?
The three categories all rocks can be put into.
What are igneous, sedimentary, and metamorphic?
Liquid rock that has erupted onto Earth's surface.
What is lava?
A rock that was sediment, then went under pressure, then was melted down and crystallized or cooled inside a volcano is this type of rock.
What is a igneous rock?
Liquid rock beneath the Earth's surface.
What is magma?
The process that presses sediment together into thick layers is known as this.
What is compaction?
Metamorphic rocks can be formed when existing rock is changed by heat, pressure, or this?
What are chemical reactions?
These types of rocks can become sediment by weathering.
What is any type of rock?
Metamorphic rocks get their name also from the latin word morph, meaning this.
What is "form" or "to change"?
This type of igneous rock is made when magma hardens beneath the Earth's surface.
What are intrusive (granite) igneous rocks?
The process where dissolves minerals crystallize and glue sediment together is known as this.
What is cementation?
This type of metamorphic rock has mineral grains that are arranged randomly.
What are Nonfoliated rocks?
This is formed when clay rock goes under a lot of heat and pressure.
What is metamorphic rock (slate)?
Sediment is made up of particles of minerals or other fine rocks called these.
What are grains?
This type of igneous rock is made when magma comes out of the Earth and hardens as lava.
What is extrusive (basalt) igneous rock?
The process by which sediment settles out of water or wind is known as this.
What is deposition?
This type of metamorphic rock has mineral grains that are arranged in parallel layers or bands.
What are foliated rocks?
20 minerals that make up most of the rocks on Earth's crust.
What are rock forming minerals?
This provides clues to the rock's mineral composition.
What is color?