Dan SD
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DSCF7524s
Magnesium sulfate crystals in cross polarized light.
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Uploaded on March 4, 2018
Taken in March 2018
DSCF7524s
Magnesium sulfate crystals in cross polarized light.
233
views
1
fave
0
comments
Uploaded on March 4, 2018
Taken in March 2018