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geology

#: 163880 S12/Geology – The Science/Math Forum
    20-Jan-95 19:10:19
Sb: geology
Fm: PHILIP MOSS 71756,2136
To: all
my daughter has acquired a piece of blue agate for her collection and would like to know why it is blue. can someone who knows the answer speal 11 yr old? thanx in advance. phil moss
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