Large Optical Calcite Sphere with Rainbows
Large Optical Calcite Sphere
This optical calcite sphere is very well polished and incredibly smooth to the touch.
It has tons of rainbows ranging from small to quite large. It also has a chatoyant effect with the light in numerous locations. You can see some of this in the video.
It is quite large with a 3.75 inch diameter and weighs grams 1,093 grams (7 ounces).
It includes a free wooden sphere stand so it can be displayed as soon as possible :)