This is what you know about an area if it has sedimentary rock.
What is at one point it was under water.
This is what makes igneous rocks.
What is magma/lava?
This makes metamorphic rocks.
What is heat and pressure?
F is younger than B. This is the law of __________.
What is superposition?
An isotope has a half life of 1000 years. If you started with 600g, after 3000 years this is how much radioactive material is left.
What is 75g?
This type of sedimentary rock is made of bits of rock.
What is clastic sedimentary rock?
A large crystal rock formed in a cooling magma chamber.
What is an intrusive igneous rock?
Metamorphic rocks where the mineral grains line up in parallel layers.
What are foliated metamorphic rocks.
This is what H represents.
What is an intrusion?
This is the type of rock where fossils are found.
What is sedimentary rock?
Type of sedimentary rock formed from remains of plants and animals.
What is bioclastic sedimentary rock?
Obsidian is this type of rock.
What is extrusive igneous rock?
This causes contact metamorphism.
What is an intrusion?
The whiskers represent this.
What is contact metamorphism?
These two things must be avoided for a fossil to form.
What is oxidation and bacterial decay?
This type of sedimentary rock is formed from mineral grains that fall out of solution by precipitation or evaporation.
What is crystalline sedimentary rocks.
Dark colored igneous rocks.
What are malfic igneous rocks?
What kind of rock forming is done where tectonic plates make contact.
What is regional metamorphism?
The line that cuts through B represents this.

What is a fault?
A foot print of a dinosaur is called this.
What is a trace fossil?
Gypsum is this type of rock.
What is crystalline sedimentary rock.
Light colored igneous rock.
What are felsic igneous rocks.
Metamorphized limestone becomes this.
What is marble?
This is the line above F
What is an uncomformity?
A radioactive material has a half-life of 10,000years. This is the percentage of the material after 30,000 years?
What is 12.5%?