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Brahegatan 10
BOX 5038
114 37 Stockholm
Toutes les enchères / Ethnographie / Petrified Wood Sphere from Madagascar - Vivid Reds and...
Special Color — This lot presents a magnificent sphere carved from a fossilized wood trunk, coming from the famous Madagascar deposits. Its geometrically perfect shape, achieved through skilled sanding and polishing, engages in a fascinating dialogue with the natural history contained within. This specimen is not only a striking decorative object but a true time capsule of geology, transforming an ancient plant organism into a mineral artwork. Careful observation of the surface reveals an universe of details. The mirror finish highlights a rich, warm color palette, dominated by intense reds ranging from rust to crimson, and deep chocolate browns. Alternating with these are bands and areas of lighter color, from cream white to ocher, creating dynamic and evocative contrasts. The images clearly reveal the original wood structure: these are not mere color blotches, but growth rings and woody fibers of the prehistoric tree, perfectly preserved by the mineralization process. One can follow with the eye the concentric figures and longitudinal grain, now transformed into quartz and chalcedony. This extraordinary specimen is the result of a long and complex natural process known as petrification or silicification. Millions of years ago, fallen trees were quickly buried by sediments, such as volcanic ash or mud, which isolated them from oxygen, preventing decomposition. Groundwater, rich in dissolved silica (SiO₂), slowly filtered through the porous wood structure. Molecule by molecule, the organic matter was replaced by deposited minerals, primarily varieties of quartz, faithfully mirroring its microstructure. The result is a fossil of exceptional hardness and stability. The vivid colors are due to trace elements and metal oxides, such as iron (for reds and yellows) and manganese (for blacks), present in the aqueous solutions during fossilization. A specimen of this quality represents a highly prized addition to any natural history collection or Wunderkammer. The spherical form, symbol of perfection and completeness, makes it a piece of visual meditation, a small world that contains eons of Earth’s history. As a decorative element, its presence is powerful yet elegant. It naturally fits into diverse settings, from a professional study to a classic library, up to contemporary interior design, where its organic origin and tactile texture create a focal point of warmth and intellectual interest.
Estimation:€160
Vers la vente aux enchèresVoir tous les objets deCatawikiouEthnographie
Estimation:
€160
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