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Moh's Hardness Scale
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MOH'S HARDNESS SCALE
T
ALL
TALC
G
IRLS
GYPSUM
C
AN
CALCITE
F
LIRT
FLUORITE
A
ND
APATITE
O
THER
ORTHOCLASE
Q
UAINT
QUARTZ
T
HINGS
TOPAZ
C
AN
CORUNDUM
D
O
DIAMOND
FINGERNAIL
H = 2.5
PENNY
H = 3-3.5
NAIL
OR
KNIFE
H = 5-5.5
GLASS
H = 5.5-6
BLACK STREAK PLATE
H = 6.5
TALC
H = 1
GYPSUM
H = 2
CALCITE
H = 3
FLUORITE
H = 4
APATITE
H = 5
ORTHOCLASE (
FELDSPAR)
H = 6
QUARTZ
H = 7
TOPAZ
H = 8
CORUNDUM
H = 9
DIAMOND
H = 10
A DIAMOND IS 40 TIMES HARDER THAN TALC
Author
amcmullen
ID
138986
Card Set
Moh's Hardness Scale
Description
moh's hardness scale
Updated
2012-03-02T00:36:32Z
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