What is a mineral with a hardness of 1, that you can easily scratch with your fingernail and begins with the letter t?
What is talc
100
What is a natural, solid mixture of minerals or grains?
What is a rock
100
Magma is called this when it reaches the Earth's surface
What is Lava?
100
The weight from the layers of sediment forces out fluids and decreases the space between grains during this process.
What is compaction?
100
Metamorphic rocks form when there is a high amount of heat and this
What is pressure?
200
The hardest mineral, often used in jewelry?
What is diamond?
200
The grain size and the way the grains fit together in a rock is called its?
What is its texture?
200
Rocks that form on the Earth's surface.
What are extrusive rocks?
200
This process occurs after compaction and is a result of minerals dissolving in water crystallizing between sediment grains.
What is cementation?
200
What is the name given to the layers that sometimes form in metamorphic rock?
What is foliated?
300
This makes up minerals
What are inorganic solids
300
Rocks are mainly classified by what?
What is How they form?
300
An extrusive rock that is smooth and without grains or crystals, also known as volcanic glass.
What is Obsidian?
300
Sedimentary rocks that are made up of broken pieces of minerals and rock fragments, these broken pieces and fragments are called?
What are clasts?
300
This type of metamorphism occurs when magma comes in contact with existing rock and its thermal energy and gases interact with the surrounding rock to make a new metamorphic rock.
What is contact metamorphism?
400
Two ways you can classify minerals.
What are hardness, color, cleavage, luster , streak, specific gravity
400
What are the three major types of rocks?
what are igneous, sedimentary, and metamorphic?
400
The name for rocks that are light in color
What is felsic?
400
This is a sedimentary rock that forms when minerals crystallize directly from water. It begins with the letter L.
What is Limestone?
400
This is Ms. Moloney's favorite rock. It is a foliated metamorphic rock.
What is Gneiss.
500
When minerals break unevenly along a curved or irregular surface
What is fracture?
500
The series of events that change one type of rock into another type of rock
What is the rock cycle?
500
An intrusive igneous rock that has crystals that can be seen with the unaided eye and begins with the letter g.
What is granite?
500
Sedimentary rock that was formed by organisms or contains remains of organisms.
What is biochemical rock?
500
This metamorphic rock that I am holding up is fine grained, foliated, and cleaves into thin, flat pieces.