Copper pseudomorph after Azurite ("Copper Rose") golden which is remarkably rare in

which is remarkably rare in my experience with this material

It is now defined specifically as an amorphous (often colorless) form of Opal that is found in spherical aggregates

The most desirable combination / association from this area is to find Brookite on Quartz

They show both smooth well-formed positive faces and skeletal or "hoppered" negative faces

Richard Kosnar mined the Sweet Home for a few years during the late 1970's and managed to collect some excellent non-Rhodochrosite specimens

Copper pseudomorph after Azurite ("Copper Rose") golden which is remarkably rare inThis is a fantastic large "floater" "Copper Rose" pseudomorph specimen from the only place in the world where they are found. The specimen is robust, eye catching and completely undamaged. Additionally, and most importantly, the individual blades of the "rose" are incredibly SHARP and distinct, which is unlike many others I've seen from this locale, as they can be somewhat "lumpy" and rounded after they have pseudomorphed back to Copper. Also, each