Igneous
Name the two types of igneous rocks
Intrusive and extrusive
What makes a metamorphic rock
Intense heat or pressure
T/F
Most rocks on the surface are sedimentary rocks
True
If shale if exposed to high temperatures it becomes
Slate
Which rocks turn to sediment by weathering?
All of them
where are igneous rocks found
Near Volcanoes and old sites of eruption
Define contact metamorphism
When magma comes in contact with other rocks with intense heat
Define Compaction
When rocks stack atop each other and apply pressure over time
When sediment is moved by an external force
erosion
What are the three categories of rocks?
Metamorphic, Sedimentary, and Igneous.
What type of igneous rock has larger crystals
Intrusive
Define Regional Metamorphism
When plates create immense pressure and change a rock
Define cementation
when rocks are glued together by minerals carried in water
what is the difference between magma and lava
Magma is above ground; lava is underground
What two things do you need to make a metamorphic rock?
Heat and Pressure
what is the difference between Mafic and Felsic
Mafic rocks contain feldspar and quartz
Felsic rocks contain Magnesium and Iron
How does foliation occur
By unequal pressure creating bands in the rocks
stratification is the process to create what
Strata
what rock bubbles with acid
Limestone
Define metamorphism
The process in which one thing changes from one thing to another
why are Igneous Rocks important
Multiple answers(Discuss)
Name an unfoliated metamorphic rock
Marble, quartzite, ETC.
A common, bio-clastic, black sedimentary rock.
commonly used for fuel
Coal
Is obsidian Mafic or Felsic
Felsic
name at least 1 example of a chemical sedimentary rock
Halite, Barite, Gypsum.