Mineral Identification
Read the following two websites about the physical properites used to identify minerals:
http://www.uky.edu/KGS/rocksmn/methods.htm (easy to understand definitions)
http://earthsci.org/mineral/rockmin/mineral/mineral_i_d.html (helpful photos)
1. Write a definition for the following properties:
a) cleavage
b) lustre
c) streak colour
d) mineral colour
e) hardness
f) effervescence (or acid test)
g) magnetism
h) density
2. Use the interactive "mineral identification key" provided (http://www.cdaschools.org/lakes/clind/mineral%20id%20key/page1.htm) in order to find the missing mineral names in the following table:
|
Mineral Name
|
Lustre
|
Colour
|
Scratched By
|
Cleavage
|
Streak Colour
|
|
A:
|
Metallic
|
Pale brass yellow
|
Glass
|
Rough
|
Almost black
|
|
B:
|
Non-metallic
|
White
|
Penny
|
Flat
|
White
|
|
C:
|
Metallic
|
Silver black
|
Fingernail
|
Flat
|
Black
|
|
D:
|
Metallic
|
Red
|
Knife
|
Rough
|
Reddish brown
|
|
E:
|
Non-metallic
|
Red
|
Streak plate
|
Rough
|
White
|
|
F:
|
Non-metallic
|
Greyish green
|
Fingernail
|
Rough
|
White
|
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