Science Art: Fluorescence and birefringence of 445 nm blue laser in calcite crystal, Jan Pavelka, 2011.
Calcite refracts light in a linear way – it’s why (as previous songs have discussed) it may have been used as a navigational tool by Vikings. It tends to make light that passes… Read the rest “Science Art: Fluorescence and birefringence of 445 nm blue laser in calcite crystal, Jan Pavelka, 2011.”