gemstone
Sulemani Hakik (Eye Agate)
Chalcedony (SiO2)
AI-generated identification · may be incorrectHardness of 6.5 to 7 on the Mohs scale, waxy to vitreous luster, microcrystalline quartz structure, concoidal fracture, specific gravity of 2.60 to 2.65, often displaying distinct concentric bands or 'eyes'.
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Physical properties
Hardness of 6.5 to 7 on the Mohs scale, waxy to vitreous luster, microcrystalline quartz structure, concoidal fracture, specific gravity of 2.60 to 2.65, often displaying distinct concentric bands or 'eyes'.
Formation & geological history
Formed through the deposition of silica from groundwater in the cavities of igneous or sedimentary rocks, typically occurring over millions of years in volcanic regions.
Uses & applications
Widely used in jewelry, especially set in rings and talismans, and historically prized for protective and astrological properties.
Geological facts
Eye agates feature circular concentric banding that resembles an eye, which ancient cultures believed warded off the evil eye and brought good fortune.
Field identification & locations
Identified by its distinctive banded eye-like pattern, waxy polish, and high hardness. Commonly sourced globally including India, Brazil, and Yemen.
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