Yellow Sulfur Crystal Formation on Wood and Brass Base...

Crystalline sulfur from Bolivia — This lot presents an extraordinary formation of native Sulfur from Bolivia, one of the most renowned sources for high-quality specimens. The sample, of notable size, is mounted on an elegant custom black wood and brass base that enhances its sculptural character and makes it a perfect display piece. The feature that immediately catches the eye is the incredible intensity of its canary yellow color, a pure and vibrant shade that covers the entire visible surface with a myriad of sparkling microcrystals. On closer inspection, the mineral surface reveals itself as a dense, compact carpet of crystals. Despite its small size, every single crystal shows good definition and a luster ranging from resinous to adamantine, reflecting light at countless points and creating a vibrant sparkling effect. The overall structure is massive and powerful, with a three-dimensional volume that gives the piece a strong physical presence. Along the edges and on the back one can appreciate the rock matrix on which the Sulfur was deposited, creating a pleasant textural and chromatic contrast. The genesis of specimens like this is tied to fascinating geological processes, particularly volcanic activity. Native Sulfur commonly forms by sublimation, that is, the direct transition from gas to solid. In volcanic areas such as the Bolivian Andes Cordillera, sulfur-rich gases (fumaroles) emerge from ground fractures and, upon contact with the cooler atmosphere, deposit elemental Sulfur in crystalline form. This process gave rise to this spectacular crystalline crust, a genuine testimony to Earth's energy. For its striking aesthetics and interesting origin, Sulfur is a classic must-have in any prominent mineral collection. This specimen, in particular, stands out for its cabinet-scale dimensions and the quality of crystallization. In addition to its scientific value, it represents an exceptional decorative element, capable of bringing a bold color spot and a natural form into any environment. It is an ideal piece for a contemporary Wunderkammer, perfect to adorn a study, a library, or a gallery, where it can be admired as a true natural sculpture. Technical details Name: Sulfur Classification: Native Element Provenance: Bolivia Locality or Mine: Potosi Region Dimensions: 214 x 134 x 74 mm (specimen) Weight: 1866 g (specimen) Base: Included, in wood and brass Conditions: Natural

Estimation:€525

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