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Minerals IgneousRocks

SedimentaryRocks

MetamorphicRocks Rock Stuff

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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, rock gypsum, and

dolostone 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 rock 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!