Solar Plexus
In addition to its aesthetic appeal
One of the defining characteristics of Welo Opal is its exceptional play-of-color
many of them with UV reactive petroleum inclusions
The cavity is circled with black Sharpie
Siderite with Calcite from Dalnegorsk, Russia TF1830 trolleite Solar PlexusSiderite with Calcite from Dalnegorsk, Russia Approx. Dimensions: 4x2x2. 5 inches Approx. Weight: 168 grams Locality: Nikolaevskiy Mine, Dalnegorsk, Primorskiy Kray, Russia Siderite with calcite specimens from Russia, specifically the renowned Nikolaevskiy Mine in Dalnegorsk, Primorsky Krai, are highly prized for their unique, often spherical, and complex, multi generational crystalline structures. These, mineral specimens from the Nikolaevskiy Mine