Polychrome Jasper Sphere - Perfectly Spherical Cut of...

lot/polychrome jasper sphere perfectly spherical cut of VvGkKmu 633216685 / For sale

lot/polychrome jasper sphere perfectly spherical cut of VvGkKmu 633216685

For saleAuction results

lot/polychrome jasper sphere perfectly spherical cut of VvGkKmu 633216685

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Polychrome Jasper Sphere - Perfectly Spherical Cut of...

A natural carved artwork piece that reveals the complex geological architectures of Madagascar — This specimen consists of a sphere meticulously carved from multicolored jasper, a fine-grained silicic sedimentary rock belonging to the microcrystalline quartz group. Jasper is primarily composed of silica (SiO2) and forms through sedimentation and diagenesis of siliceous muds rich in silica and metallic oxides. Its cryptocrystalline structure gives notable hardness and the ability to take a high polish, making it ideal for artistic and decorative work as in this case. The polished surface reveals an extraordinary palette of colors and patterns. Predominant are areas of intense brick red and reddish-orange, intersected by broad zones of gray-blue and cream-white tones, with more subtle shades of beige and brown. These colorations are attributable to the presence of mineral inclusions, in particular iron oxides (hematite for reds, goethite for yellows/browns) and various silicates for the grayish and bluish tones. The irregular distribution of these pigments creates a visual effect that evokes geographic maps or abstract landscapes, enhancing the intrinsic beauty of the material. The origin of this remarkable jasper is Madagascar, an island world-renowned for its incredible geological diversity and the richness of ornamental minerals. Malagasy jasper deposits are often associated with volcanic or hydrothermal formations, where silica-rich fluids permeated preexisting rocks, depositing the coloring minerals that characterize multicolored jasper. The geological age of these formations can vary significantly, contributing to the wide range of appearances. The excellent surface polish not only enhances depth and color saturation but also allows full appreciation of the complexity of natural patterns and the interaction between the different color zones. The spherical shape was chosen to maximize the aesthetic presentation of the material, offering a continuous, uninterrupted view of its intricate designs from every angle. The sphere’s symmetry harmonizes beautifully with the irregular organic veins and blotches. The piece is in impeccable condition, with a perfectly smooth surface free of significant imperfections or damage. The absence of fractures or surface inclusions that could compromise structural or aesthetic integrity attests to the high quality of the raw material and the craftsmanship. This sphere is presented without specific supports, allowing the collector to choose the most suitable base for display. A specimen of these dimensions and with such chromatic vitality represents a piece of notable interest for any mineralogical collection, especially for lovers of decorative gems and carved minerals. Its rarity, combined with its aesthetic beauty and certified origin from Madagascar, makes it an object of value not only aesthetically but also scientifically and collectible, a testament to the geological processes that shaped our planet. It is an investment in a piece of natural art and a distinctive addition to any exhibition.

Estimate:£276.31

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