Violet, night blue, and the third eye
Which stones for intuition and dreams?
The sixth chakra, the one called the third eye, sits between the brows and is tied to violet and indigo. The whole list follows from it, with one exception that has a real navigation history.
Where the association comes from
From the chakra system mostly, and from colour once again: indigo and violet are the tints of dusk and night, and so of dreaming. One stone on this list does have a concrete and fascinating history: iolite is strongly pleochroic, changing tint with the axis you look along. Viking navigators are said to have used it as a polarising filter to locate the sun in overcast weather. The hypothesis is serious and debated by archaeologists, even if the famous «sunstone» of the sagas is more probably Iceland spar, a calcite. That is what separates a documented tradition from a handbook correspondence.
The stones tradition offers
What tradition suggests doing
Place it near the bed for dreams, or hold it to the forehead for a few minutes for intuition. Handbooks often suggest pairing it with a notebook: writing down what you remember on waking. The notebook really does work, not by magic but because dream recall improves markedly when you make a habit of writing in the first minutes.
What a stone does not do
Intuition is not a hidden sense: it is experience surfacing without being spelled out, and it is wrong as often as it is right. No stone improves it. If impressions impose themselves on you to the point of worry, or if sleep is overrun, speak to someone competent rather than looking for a more powerful stone.
The correspondences presented here belong to tradition and cultural heritage. They are in no way medical advice and never replace a consultation.
Frequently asked questions
Did the Vikings really use iolite?
The hypothesis is serious and still debated: a pleochroic crystal can indeed help locate the sun under cloud. But the «sunstone» named in the sagas is more probably Iceland spar, a transparent calcite.
Is charoite rare?
One deposit in the world, in Yakutia, in a massif that is hard to reach. Imitations are common: a swirled violet resin, too regular and too light.
Should the stone go under the pillow to dream?
That is the traditional use. In practice a hard stone is uncomfortable and a soft one gets damaged: the bedside table is enough, and a notebook beside it does more for dream recall.