Description
Kambaba Jasper Obelisk Point – Natural Green Stromatolite Fossil Stone
This Kambaba Jasper Obelisk Point is a genuine natural mineral specimen, carefully carved and polished into a classic four-sided obelisk with a defined apex and flat base. The photograph shows the exact piece you will receive, selected for its striking orbicular patterns, deep green tones, and smooth finish. Full sizing details are available in the listing photos. Your crystal includes a Certificate of Authenticity lifetime guarantee generic card, confirming it as an authentic natural specimen.
Mineral Type & Geological Background
Kambaba Jasper, also known as Crocodile Jasper, is a dark green and black orbicular stone composed primarily of microcrystalline quartz (chalcedony) with fossilised stromatolitic structures. Despite the trade name “jasper,” it is more accurately described as a silicified stromatolite fossil embedded within a chalcedony matrix.
Stromatolites are layered sedimentary formations created by ancient cyanobacteria, some of the earliest known life forms on Earth. Over geological time, these biological structures became mineralised and replaced by silica-rich fluids, forming the distinctive circular and swirling orb patterns seen in Kambaba Jasper.
As a chalcedony-based material, it is composed primarily of silicon dioxide (SiO₂) and belongs to the trigonal crystal system at the microscopic level. It typically measures around 6.5–7 on the Mohs hardness scale, making it suitable for carving and polishing.
Obelisk Shape & Craftsmanship
This specimen has been shaped into a polished obelisk point, featuring four smooth faces that taper upward to a defined termination. The obelisk form enhances the visibility of the stone’s natural orbicular patterns, allowing the circular fossil structures to be viewed from multiple angles.
The polished finish highlights the contrast between deep forest green tones and darker black swirls. Each face reveals a unique arrangement of fossilised structures, ensuring no two pieces are identical.
The flat base allows stable upright display, making it suitable for shelves, desks, or display cabinets.
Geological Formation
Kambaba Jasper is typically sourced from Madagascar, where ancient stromatolitic deposits have undergone silicification. The formation process began billions of years ago when microbial mats trapped sediment in shallow marine environments. Over time, these layered structures lithified and were later infiltrated by silica-rich fluids.
The replacement of original carbonate or sedimentary material with microcrystalline quartz preserved the layered and orbicular appearance. Associated minerals may include calcite and other sedimentary components within the surrounding rock matrix.
The distinctive dark green colour is often attributed to mineral impurities and the composition of the fossilised material.
Physical & Visual Characteristics
Kambaba Jasper is opaque with a smooth, vitreous to slightly waxy lustre when polished. Its most notable feature is the repeating circular or eye-like patterning formed by fossilised stromatolitic layers.
The obelisk shape enhances these patterns by presenting continuous vertical surfaces that showcase the stone’s natural artwork. Under bright light, subtle tonal variations between green and black become more pronounced.
Natural inclusions and pattern variations are inherent to the material and contribute to its individuality.
Traditional & Decorative Use
Kambaba Jasper has been used in carvings and ornamental objects due to its bold patterns and durability. In spiritual traditions, it is sometimes symbolically associated with connection to ancient Earth energy. These associations are cultural and belief-based rather than scientific.
Ideal for Collectors & Display
This Kambaba Jasper Obelisk Point makes a distinctive addition to any mineral collection or interior décor arrangement. Its fossil origins and unique orbicular patterns create a compelling conversation piece for collectors and enthusiasts of geological history.
You will receive the exact specimen shown in the photographs, securely packaged and presented with a Certificate of Authenticity lifetime guarantee card. A genuine Kambaba Jasper stromatolite fossil obelisk, selected for quality, pattern clarity, and craftsmanship.






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