Bring your auction to collectors worldwide!
Get listed nowBy subscribing, you are agreeing to the privacy policy. Unsubscribe anytime.
Barnebys HQ
Brahegatan 10
BOX 5038
114 37 Stockholm
All auctions / Ethnographical / Large Fiery Red Banded Agate Sphere with Swirling...
A specimen of monumental size, this Madagascar agate sphere captures the essence of a celestial body, so much so that it earns the nickname “Jupiter Sphere.” Weighing in at nearly four kilograms and with a substantial diameter, this piece is not just a mineral, but a true natural sculpture, perfectly polished to reveal a world of colors and swirling forms inside. The surface is a feast of undulating bands that evoke the turbulent atmosphere of a distant planet. Brick red, burnt orange, and golden ochre tones chase each other and blend, creating dynamic patterns that change with every rotation of the sphere. The striations, at times linear and at times chaotic, tell a complex geological story, made visible by expert artisanal craftsmanship. Agate is a chalcedony variety known for its characteristic bands, formed by the slow, stratified deposition of silica-rich fluids within ancient volcanic cavities. The intense coloring of this specific specimen is due to the rich presence of iron oxides and hydroxides, which “painted” the stone with these warm hues during its millennial formation in Madagascar. The spherical shape is the ideal choice to magnify the intrinsic beauty of this agate. It dismisses any privileged perspective, inviting a tactile and visual 360-degree exploration. The mirror polish not only enhances its luster but also creates evocative plays of light that accentuate the depth of the internal patterns. This exceptional piece is destined to become the focal point of any mineral collection or a refined setting. Perfect as a centerpiece, on a premium desk, or within a modern wunderkammer, it is a specimen that combines the wonder of geological marvels with the impactful aesthetic of a design object."}
Estimate:£422.56
Sold for:-
View all items fromCatawikiorEthnographical
Hammer price:
-
Estimate:
£422.56
Shanka-Siegel und kleine Flasche, Himalaya-Region, frühes 20. Jh. (2).
10/16/2026
OCT 23 | 8:00 AM
Bring your auction to collectors worldwide!
Get listed now£42.25
Est: £84.49
OCT 27 | 4:00 PM
