Natural Iceland Spar Calcite Cubes
Size: 46 mm - 66 mm (range)
Origin: Madagascar
Grade: Good to A Grade
Iceland Spar is a transparent variety of calcite, or crystallized calcium carbonate and is commonly used in demonstrating the polarization of light. Really cool stuff when put onto a high powered light source to demonstrate its polarization properties. Also fluorescent with a nice red / pink glow.
This is a "grab bag" item. That means we will pick one from our available inventory and send it to you. Pictures of the actual material is shown. No two specimens are alike.
This is a "grab bag" item. That means we will pick one from our available inventory and send it to you. Pictures of the actual material is shown. No two specimens are alike.
