Post on 18-Jan-2016
Rocks and Minerals Review
Mrs. Sheppard December 2014
A. What type of metamorphic rock has
bands or planes of mineral grains?
B. With no bands or planes of mineral
grains?
Answer:
A. Foliated B. Non-foliated
What type of rock forms when it cools inside the Earth?
Outside the Earth?
Answer:
A. Intrusive igneous rocks
B. Extrusive igneous
What do you call the test that is used when you rub a
mineral across an unglazed tile?
Answer:
Streak test
List the three types of sedimentary rock.
Answer:
ClasticChemicalOrganic
A. When magma cools slowly, what type of
grain size does the rock have?
B. When it cools quickly?
Answer:
A. Large grainB. Small grain
What processes does sedimentary rock
form from?
Answer:
Compaction and Cementation
Does the decrease in pressure cause
magma to form?
Answer:
Yes
A. What is the hardest mineral on the Mohs Hardness
Scale? B. What is the
softest?
Answer:
A. DiamondB. Talc
An increase in temperature and
pressure cause what type of rock to form?
Answer:
Metamorphic
The process of melting and cooling forms what type of
rock?
Answer:
Igneous
What forms from the process of
weathering and erosion?
Answer:
Sediments
Name two ways in which rocks are
classified?
Answer:
TextureGrain size
What is the process of making new rock
from old rock called?
Answer:
The Rock Cycle
What is the process of the laying down of
sediments called?
Answer:
Deposition
What do we call the chemical make up of
a rock?
Answer:
Its composition
What is the process of moving sediments
from one place to another?
Answer:
Erosion
What is the process in which the layers of
sedimentary rocks are formed?
Answer:
Stratification
What do we call a single layer of a
sedimentary rock?
Answer:
Strata
What are the 4 characteristics of a
mineral?
Answer: (any order)
• Naturally occurring • Inorganic • Solid/chemical composition• Crystalline structure
Name 4 of the 7 tests used to identify a
mineral.
Answer:
• Color• Streak• Hardness• Cleavage• Fracture
• Luster • Density