Which of the following is an igneous rock?
A. limestone
B. gypsum
C. gneiss
D. basalt
D. basalt
100
A black, glass-like igneous rock which cools quickly preventing crystals to form is
A. basalt
B. granite
C. obsidian
C. obsidian
100
WARNING These are from 6th grade. A. What are the three main types of rock? B.What is a well-known igneous rock that contains quartz, feldspar, and mica?
A.sedimentary, igneous, and metamorphic. B.granite
A was soo easy
200
Metamorphic rock
What is rock formed by heat and pressure
200
What gem shatters, not splits?
What is garnet
200
The size and arrangement of crystal grains in igneous rocks is called
texture
200
The term "igneous " means
A. fire-formed
B. to change
C. to become layered
D. dark colored
A. fire-formed
200
Q the alignment of minerals in schist is know as what?
A schistosity
300
What is found in kimberlite deposits?
What are diamonds
300
sedimentary
What is rock formed by compaction and cementation
300
An igneous rock with a mixture of large and small grains is
a porphyry
300
An example of an igneous rock which floats on water is
A. scoria
B. pumice
C. gabbro
D. basalt
B. pumice
300
compaction and cementation
What is This changes sediment into sedimentary rock.
400
Which rock is not igneous? A.obsidian B. limestone C.basalt D.granite
What is B. limestone
400
The parent material for all rocks is
A. silica
B. quartz
C. granite
D. magma
D. magma
400
Magma that cools deep below the earth's crust forms what type of rock?
a. intrusive
b. stratified
c. extrusive
a. intrusive
400
To which of the following groups does breccia belong?
A. foliated metamorphic
B. unfoliated metamorphic
C. clastic sedimentary
D. chemical sedimentary
C. clastic sedimentary
400
Cementation of sedimentary rocks is the result of the chemical named:
A hydrochloric acid
B calcium carbonate
C sodium chloride
B calcium carbonate
500
What is left behind when oceans dry up?
What is gypsum
500
Which of the following types of rock is produced by magma that cools deep below the earth's crust?
A. extrusive igneous
B. intrusive igneous
C. foliated metamorphic
B. intrusive igneous
500
The texture of igneous rock is determined by the rate at which magma
A. flows from a volcano
B. cools
C. melts
B. cools
500
Which of the following is classified as a metamorphic rock?
A. basalt
B. diorite
C. limestone
D. schist
D. schist (it's kind of pronounced like shi- wait, that's a bad word)