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	Java Games: Flashcards, matching, concentration, and word search.

Hardness Scale

Tools

A	B
talc	1
gypsum	2
calcite/penny	3
fluorite	4
apatite	5
feldspar/scratch plate	6
quartz	7
topaz	8
corundum	9
diamond	10
fingernail	2.5
nail	5.5

Dime Box, TX

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