Rhodochrosite on Gypsum (var: Selenite) iron retaining a bit of its

retaining a bit of its original crystal morphology

and very well-crystallized

It's also one of the larger examples I've had to offer

so he decided to blow up the entire section of the mine where the Vivianite was being collected

the interior of the specimen shows the distinctive brownish-red Hematite coating that is characteristic of these pieces

Rhodochrosite on Gypsum (var: Selenite) iron retaining a bit of itsThe Sunnyside mine is one of the most famous localities in Colorado, not only was it a major Gold producer, but in my mind, it is only second to the famous Sweet Home Mine in terms of quality of Rhodochrosite specimens. The Sunnyside has produced some beautiful Rhodochrosite association specimens that are not seen at the Sweet Home including the incredibly rare and desirable Gypsum associations. These specimens were limited at best (I've been told