|Note:||This is a huge and very well cut natural Sphalerite from Santander Spain! A very bright rare collectors gem with pretty yellow color. Shows multi-color dispersive fire!|
This material has extremely high dispersion, more so than diamond. One of the few known gems that compares to the luster of diamond. Rarely found facet grade with Santander Spain, the area known for most of the worlds finest Sphalerite gems.