Sphene Oval 8x6mmDescriptions Sphene, the name is derived from the Greek word for wedge, because of its typical wedge Shaped crystal structure. Along with its unique Color shades, Sphene brings fire greater than diamond. When you hold this gemstone and turn it in light, some will display flashes of Color, called dispersion. Diamond is famed for this quality, but Sphene has a higher dispersion value than diamond. 1 stones per order* Color: strongly yellowish Green