Metamorphic
Igneous
Sedimentary
Minerals
Potluck
100
what is the name of the rock?
schist.
100
What is the name of the rock when magma reaches the Earth's surface a volcano and cools quickly.
Extrusive.
100
When sediments move from one place to another.
Erosion.
100
what is the name of the mineral known as "rock salt."
Halite
100
what are the two properties of weathering.
Physical and Chemical.
200
How are metamorphic rocks classified.
Grain, size, shape, or orientation. (Foliated,Non-foliated)
200
Name this rock.
Granite.
200
Define deposition.
sediments of eroded rocks sit down.
200
what do minerals make up?
rocks
200
What is the difference between foliated and non-foliated?
non-foliated rocks are formed from low-pressure, while foliated rocks are formed from high pressure.
300
what does it mean when a metamorphic rock has large crystals?
high amounts of pressure.
300
which igneous rock is known for it's smell
A. pumice
B. tuff
C. sulfur
sulfur
300
What is cementation?
hardening of clastic sediments.
300
what type of mineral has flat surfaces
cleavage.
300
how are igneous rocks formed?
melting and cooling of molten rock.
400
why do metamorphic rocks have layers?
because it is made of different rocks melted together.
400
name this rock.
basalt.
400
what are the different sediment sizes?
large- gravel
medium- sand
small- clay/silt
400
what do you call it when a mineral scrapes against a streak plate and the mineral leaves a mark?
a streak.
400
what is the rock know as "Chalk rock."
limestone.
500
name this rock.
slate
500
what type of rock is Gabbro?
intrusive or extrusive.
intrusive.
500
what type of rock is gypsum.
A. chemical
B. Organic
C. Clastic
chemical
500
what are the five factors of being a mineral?
luster, streak, color, hardness, and breakage.
500
what is abrasion?
to scrape or wear away.