FLUORESCENT set of 4 specimens 3,8 x 2,3 x 2,0 cm

FLUORESCENT set of 4 specimens 3,8 x 2,3 x 2,0 cm

$42.97 $57.29

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Ruby - Tanzania(LW), Calcite - Mexico(LW), Cerussite - Morocco(LW), Talc - Brasil(LW)
SW - short waves 254nm, LW - long waves 365nm
Size - from 2,0 x 2,0 x 1,0 cm to 3,8 x 2,3 x 2,0 cm
Weight - 68 g (whole set)