ALL meanings of iceland spar
Ice·land spar
I i - noun iceland spar a transparent variety of calcite that is double-refracting and is used as a polarizer. 1
- noun iceland spar a pure transparent variety of calcite with double-refracting crystals used in making polarizing microscopes 0
- noun iceland spar a transparent, colorless calcite, found esp. in Iceland: it is used by opticians for making double-refracting prisms 0
- noun iceland spar A transparent form of calcite, used to demonstrate the polarisation of light. 0