Tiger's Eye Tumbled Stone Prehnite a crystal develops a charge

a crystal develops a charge and pulls up ash and dust

Indian Ocean trade routes

and both taking the same soft waxy polish

the colour is the stone’s own

The holes record gas escaping as the lava set

Tiger's Eye Tumbled Stone Prehnite a crystal develops a chargeTigers eye small tumble polished stones of golden brown quartz, a band of light sliding across each as it turns, the chatoyancy that gives it its name. Sold in a set. From South Africa. It began as crocidolite, a fibrous blue mineral; silica replaced the fibres while keeping their alignment, and light reflecting along them throws the moving band. The gold brown is iron oxide. The classic deposits lie in the Northern Cape of South Africa, mined since