A rough piece of Optical Calcite, (Sun Stone) Iceland Spar.
Optical Calcite is Clear Calcium Carbonate: CaCo3
Optical Calcite is a calcium carbonate mineral, being a colourless and transparent form of Calcite and often full of beautiful rainbows. Also known as Clear Calcite and Iceland Spar.
Vikings’ legendary sólarsteinn (Sunstone) mentioned in the 13th-century Viking saga of Saint Olaf. was used by the Vikings to navigate without a compass.
Now scientists have proved that using the polarising effect of Optical Calcite (Iceland Spar) you can place the sun’s position within 5 degrees allowing the Vikings to cross oceans without a magnetic compass even in fog or cloud.
Optical Calcite connects to all of the chakras with a strong connection to the third eye. It stimulates the third eye chakra bringing increased insight and clarity to one’s consciousness.