sedimentary
Polished Mookaite Jasper Sphere
Silicon dioxide with impurities, SiO2
AI-generated identification · may be incorrectHardness of 6.5-7 on Mohs scale, exhibits vibrant multi-colored banding in red, yellow, cream, and purple with a vitreous to waxy luster.
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Physical properties
Hardness of 6.5-7 on Mohs scale, exhibits vibrant multi-colored banding in red, yellow, cream, and purple with a vitreous to waxy luster.
Formation & geological history
Formed from the weathering of radiolarian chert in shallow marine environments in Western Australia during the Cretaceous period.
Uses & applications
Widely used for decorative carvings, polished spheres, jewelry, and prized by crystal collectors.
Geological facts
Mookaite is found exclusively along the Kennedy Ranges of Western Australia near Mooka Creek and is culturally significant to local Indigenous Australians.
Field identification & locations
Easily identified by its distinctive earthy color combinations and smooth, chalcedony-like texture; popular among lapidary artists.
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