Tiger Eye Heart Watermelon Tourmaline and genuine specimens—as opposed to

and genuine specimens—as opposed to stabilized

depending on the concentration of iron and titanium in the crystal

aragonite is orthorhombic

and a rose quartz bracelet

the same iron oxide that colors the entire Colorado Plateau

Tiger Eye Heart Watermelon Tourmaline and genuine specimens—as opposed toA heart cut from a stone that already has its own internal movement. Tiger Eye is quartz that formed by pseudomorphismsilica and iron oxides replacing crocidolite fibers atom by atom while the fiber alignment survived intact. Light striking that alignment focuses into a single travelling band: chatoyancy. The warm golden brown hue is iron oxide woven through the quartz. Mohs hardness 6. 57; durable enough for a carving that will be handled often. Most