Goethite with Quartz (var: Smoky) Rhodochrosite This is a beautiful cabinet

This is a beautiful cabinet sized display specimen of this fine quality

but is now listed as a variety of Opal called Opal-AN

Considering the rare Zinkenite association

Originally

Goethite with Quartz (var: Smoky) Rhodochrosite This is a beautiful cabinetThis is an excellent specimen from one of the most storied and well known districts in Colorado. The pegmatites near the Lake George area of Colorado have produced what most collectors and dealers consider to be some of the finest crystallized Goethite specimens from the standpoint of superb color, top quality, large crystals, wonderful display specimens and excellent associations. This particular specimen it is a superb display piece featuring very