Transcript Document

Jeopardy
Minerals
Igneous
Rocks
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Sedimentary
Rocks
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Metamorphic
Rocks
Rock Pile
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What determines the physical
properties of a mineral?
The internal arrangement of
atoms
This term describes the way
minerals break on irregular
surfaces.
Fracture
What is the name of a
mineral’s color in
powdered form?
Streak
The tendency of some
minerals to break along
straight lines forming flat
surfaces is called
Cleavage
What is the range of
hardness values
found on Mohs
Hardness Scale?
1-10
Name a fine grained igneous
rock formed from basaltic
magma
Basalt
An igneous rock with glassy
texture, that is dark and
comes from granitic lava.
Obsidian
Name a high density,
BASALTIC, intrusive igneous
rock.
Gabbro
DAILY
DOUBLE
This igneous rock is light
colored, and has large grain
size
Granite
The size of the crystals found
in an igneous rock is
determined by its........
Rate of cooling
How are detrital sedimentary
rocks classified?
By particle (grain) size and
shape
What two processes must occur
in order for loose sediment to
be made into sedimentary
rock?
Compaction &
Cementation
Name the detrital sedimentary
rock which is formed by
angular fragments the size of
pebbles or larger.
Breccia
In what kind of environment do
rock salt and limestone form?
In a marine (ocean)
environment
Name a chemical sedimentary
rock, that would fizz when HCl
acid is added to it.
Limestone
In order for metamorphic rock
to form, the parent rock must
be subjected to.....
Heat and/or Pressure
Metamorphic rocks may
sometimes have minerals in
layers. This property is called
Foliation
A foliated metamorphic rock
that is very shiny.
Schist
Which metamorphic rock
shows banding?
Gneiss
When limestone is
metamorphosed it becomes…
Marble
What kind of rock is produced
if quartz sandstone is subjected
to long periods of heat and/or
pressure?
Quartzite
What kind of rock is produced
when magma cools and
solidifies underground?
Intrusive Igneous
Name a rock that may be
produced when a sea
evaporates.
Rock salt
What sort of rocks:
igneous,
sedimentary or
metamorphic are
most likely to form
in stacks.
Sedimentary
What property
of a mineral is
illustrated by
the diagram?
Cleavage
The silicate minerals
have which 2 elements
in their chemical
formula?
Silicon and Oxygen
FINAL
JEOPARDY
Topic: Rocks – What else?
?
Is a rock an element, compound
or a mixture?
Mixture!