Tiger's Eye Tumbled Stone Prehnite the colour is the stone’s

the colour is the stone’s own

The species is shared across the political border of the southern Arabian Peninsula

The holes record gas escaping as the lava set

and both taking the same soft waxy polish

A Norwegian feldspar rock

Tiger's Eye Tumbled Stone Prehnite the colour is the stone’sTigers 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