Rocks and Minerals

Jeopardy Minerals Igneous Rocks Sedimentary Rocks Metamorphic Rocks Rock Pile $100 $100 $100 $100 $100 $200 $200 $200 $200 $200 $300 $300 $300 $300 $300 $400 $400 $400 $400 $400 $500 $500 $500 $500 $500

The internal arrangement of atoms 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

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

By particle (grain) size and shape How are detrital sedimentary rocks classified? By particle (grain) size and shape

Compaction & Cementation 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 a marine (ocean) environment 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 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.

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

Topic: Rocks – What else? FINAL JEOPARDY Topic: Rocks – What else? ?

Is a rock an element, compound or a mixture?