Rainbow Pyrite Tanzanite with particularly high shine or

with particularly high shine or uniquely shaped pieces prized by collectors

It is a relatively soft mineral

and when exposed to the elements over a long period of time can change into the closely related malachite

While in its sticky gel state

The spectacular display of colors these specimens display can be formed by two different geological processes: the oxidation of pyrite causing ultra-thin layers of iron oxide to form on the surface

Rainbow Pyrite Tanzanite with particularly high shine orThe famed fools gold, pyrite is an abundant sulfide mineral that despite some similarities can easily be distinguished from actual gold by its crystal form (typically cuboidal) and being much harder whereas gold is soft and malleable. Pyrite formations tend to be shiny and metallic, with particularly high shine or uniquely shaped pieces prized by collectors. Rainbow or peacock pyrite is a much rarer form of pyrite named for the unmistakable and