Red Jasper Large Sphere - Height: 126 mm - Width: 126 mm- 2934 g - (1)






Holds a master’s in chemistry with 25 years’ experience in minerals consulting.
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A natural Jasper Rosso sphere from Madagascar, measuring 126 mm in diameter and weighing 2934 g, faced in a high‑gloss finish with distinctive red veining and hematite inclusions.
Description from the seller
A Significant and Decorative Sphere of Natural Jasper — The attention of the collector and the natural-object enthusiast is drawn to a magnificent sphere of Red Jasper, carved from a solid block sourced from Madagascar. With a substantial diameter of 126 mm and a weight of nearly three kilograms, this specimen commands attention not only for its size but also for the chromatic intensity and the complex texture of its surface. The perfectly polished finish transforms a rough stone into an object of contemplation, a geologic macrocosm that holds within it the primordial history of the Earth. The visual examination reveals a world of fascinating details. The dominant color is a warm vermilious red, shading into more orange and terracotta tones, creating a vibrant and deep chromatic effect. The surface is not uniform but traversed by a dense network of natural veins and fractures, a testament to the stresses endured by the parent rock over geological eras. These veins are enriched by darker inclusions, likely accumulations of hematite, and by lighter areas, almost “sprinkled,” that create a dynamic visual contrast and a suggestive brecciated effect. The mirror polish enhances every detail, reflecting light and giving the object an almost liquid presence. Mineralogically, Jasper is an opaque variety of chalcedony, a microcrystalline form of quartz. Its famous red coloration is due to the widespread presence of iron oxides and hydroxides, in particular hematite. The complex texture visible in this sphere tells a geological story of fracture and reconsolidation. The original rock, formed in a silica-rich environment, underwent tectonic events that fragmented it; subsequently, hydrothermal fluids rich in minerals percolated through the cracks, cementing the fragments and creating the veins and inclusions we now admire. This sphere is therefore not just an object, but a three-dimensional geological document. In addition to its undeniable scientific and collector interest, this specimen represents a striking decorative element. The spherical shape, archetype of perfection and totality, blends magnificently with the mineral’s inherently “imperfect” and organic nature. Its generous size and warm colors make it capable of becoming the focal point of a space, whether a professional study, a library, a contemporary living room, or a modern Wunderkammer. It is an object that invites touch and contemplation, a piece of natural history that carries with it timeless elegance. The small support visible in the photos is for display purposes and is not included in the lot. Technical details Name: Red Jasper Classification: Mineral, quartz chalcedony variety Provenance: Madagascar Dimensions: 126 x 126 x 126 mm Weight: 2934 g Conditions: Natural, excellent polish. The surface features consolidated natural veins and fractures and a small area intentionally left rougher to show the matrix. Treatments: None, only cutting and polishing.
Seller's Story
A Significant and Decorative Sphere of Natural Jasper — The attention of the collector and the natural-object enthusiast is drawn to a magnificent sphere of Red Jasper, carved from a solid block sourced from Madagascar. With a substantial diameter of 126 mm and a weight of nearly three kilograms, this specimen commands attention not only for its size but also for the chromatic intensity and the complex texture of its surface. The perfectly polished finish transforms a rough stone into an object of contemplation, a geologic macrocosm that holds within it the primordial history of the Earth. The visual examination reveals a world of fascinating details. The dominant color is a warm vermilious red, shading into more orange and terracotta tones, creating a vibrant and deep chromatic effect. The surface is not uniform but traversed by a dense network of natural veins and fractures, a testament to the stresses endured by the parent rock over geological eras. These veins are enriched by darker inclusions, likely accumulations of hematite, and by lighter areas, almost “sprinkled,” that create a dynamic visual contrast and a suggestive brecciated effect. The mirror polish enhances every detail, reflecting light and giving the object an almost liquid presence. Mineralogically, Jasper is an opaque variety of chalcedony, a microcrystalline form of quartz. Its famous red coloration is due to the widespread presence of iron oxides and hydroxides, in particular hematite. The complex texture visible in this sphere tells a geological story of fracture and reconsolidation. The original rock, formed in a silica-rich environment, underwent tectonic events that fragmented it; subsequently, hydrothermal fluids rich in minerals percolated through the cracks, cementing the fragments and creating the veins and inclusions we now admire. This sphere is therefore not just an object, but a three-dimensional geological document. In addition to its undeniable scientific and collector interest, this specimen represents a striking decorative element. The spherical shape, archetype of perfection and totality, blends magnificently with the mineral’s inherently “imperfect” and organic nature. Its generous size and warm colors make it capable of becoming the focal point of a space, whether a professional study, a library, a contemporary living room, or a modern Wunderkammer. It is an object that invites touch and contemplation, a piece of natural history that carries with it timeless elegance. The small support visible in the photos is for display purposes and is not included in the lot. Technical details Name: Red Jasper Classification: Mineral, quartz chalcedony variety Provenance: Madagascar Dimensions: 126 x 126 x 126 mm Weight: 2934 g Conditions: Natural, excellent polish. The surface features consolidated natural veins and fractures and a small area intentionally left rougher to show the matrix. Treatments: None, only cutting and polishing.
