Rocks and Minerals Rocks and Minerals Fourth Grade Fourth Grade.
Rocks and Minerals
description
Transcript of Rocks and Minerals
$100
Minerals IgneousRocks
SedimentaryRocks
MetamorphicRocks Rock Pile
$200$300$400$500
$100$200$300$400$500
$100$200$300$400$500
$100$200$300$400$500
$100$200$300$400$500
Jeopardy
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
1-10
What is the range of hardness values found on Mohs
Hardness Scale?
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 DAILY DOUBLEDOUBLE
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!