Bell Work 9-23-2014
Review …
SPI 0707.7.1 Can I describe and classifythe physical properties of minerals?
Mineral id questions
Silicate vs. Non-silicate Minerals
ObjectivesObjectives
SPI 0707.7.1 Can I describe and classifythe physical properties of minerals?
◦What is a mineral?
◦How are minerals classified?
Candy Mineral Classification
Look at the classification chart forminerals.
With your group, develop a system forclassifying candy “minerals” based ontheir observable physical properties.
7 Ways to Identify Minerals:
1._________: can be used to identifyminerals; however, the same mineral cancome in a variety of colors.
Challenge Question
Is color the best way to identify amineral? Why or why not?
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7 Ways to Identify Minerals:
2._________: the way a surface reflectslight
Types of Mineral Luster
Metallic: bright, reflective
Submetallic: dull, reflective
Nonmetallic: vitreous (glassy), silky, resinous(plastic), waxy (greasy), pearly (creamy), earthy(rough)
Challenge Question
Is luster the best way to identify amineral? Why or why not?
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7 Ways to Identify Minerals:
3._________: the color of a mineral inpowered form
A mineral’s _________ can be found by rubbingthe mineral against a piece of unglazed porcelaincalled a __________ _________.
The mark left on the streak plate is called the__________.
Challenge Question
Is the mineral’s streak color the same asthe color of the mineral? Why or whynot?
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Each pair chooses one of three identificationmethods we have taken notes on so far, andteach your partner about this way to identify amineral. Take turns and be good listeners! Youhave 2 minutes!
![MC900441568[1]](data/images/img12.png)
7 Ways to Identify Minerals:
4._____________: different types ofminerals break in different ways
_________ is the tendency of some minerals tobreak along smooth, flat surface.
_________ is the tendency of some minerals tobreak unevenly along curved, jagged, or irregularsurface.
Challenge Question
What determines the way mineralsbreak?
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7 Ways to Identify Minerals:
5._____________: a minerals resistanceto being scratched
To determine the hardness of minerals, scientistsuse the ______________________.
The _____________ the mineral’s resistance tobeing scratched, the ___________ the rating.
Mohs Hardness Scale ranges from ___________to _____________.
Challenge Question
What is the only mineral that canscratch a diamond?
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![MC900019342[1]](data/images/img15.png)
![MC900389488[1]](data/images/img16.png)
7 Ways to Identify Minerals:
6._____________: the measure of howmuch matter is in a given amount ofspace (volume)
Formula for density: D = m (broken heart)
Challenge Question
What science tool would we use tomeasure the mass of the mineral?Volume?
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7 Ways to Identify Minerals:
7._____________: characteristics abouta mineral that only a few minerals have(or sometimes it is the only mineralthat has that trait).
Examples:
Fluorescence
Chemical Reaction
Magnetism
Taste
Challenge Question
How can you tell if a mineral has theproperty of fluorescence?
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Exit TicketExit Ticket
List three physical properties that can beused to classify minerals. Describe eachin your own words.
Word Wall
1.G14.B
2.B15.E
3.H16.C
4.E17.G
5.F18.D
6.C19.C
7.D20.A
8.A21.H
9.H22.F
10.G23.E
11.F24.B
12.D25.I
13.A