Smoky Quartz Crystal Bracelet Bead Size:10 mm and enhances intellectual ability

and enhances intellectual ability

The mineral is pyroelectric: warmed

5 it outwears quartz

sometimes breaking into a fuller spectrum

fine-grained green stones carved across cultures for thousands of years

Smoky Quartz Crystal Bracelet Bead Size:10 mm and enhances intellectual abilitySmoky quartz clear crystal darkened to woodsmoke brown by natural radiation deep underground, and the stone Scotland cut from its mountains and called cairngorm. The same mineral as amethyst, in a smokier register. The colour is dissolved through the crystal, not laid on it: natural gamma radiation in the host rock acting over long ages on traces of aluminium in the quartz. So the stone stays translucent, champagne to near black, with clarity still