Locality: Brazil
Great size for Tumbling!!
Geological Properties
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Mineral: Chalcedony (Microcrystalline Quartz)
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Chemical Formula: SiO₂ (Silicon Dioxide)
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Hardness: 6.5–7 on the Mohs scale
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Color: Deep black, sometimes with white banding
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Luster: Waxy to glassy when polished
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Formation: Develops as silica-rich solutions deposit microscopic quartz crystals in rock cavities and fractures
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Origin: Brazil, India, Madagascar, Uruguay, and other chalcedony-producing regions
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Unique Feature: Valued for its rich black color and smooth polish; much of the black onyx sold commercially is dyed chalcedony or agate
Metaphysical Properties
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Known As: Stone of Strength & Protection
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Energy: Grounding, stabilizing, and protective
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Chakras: Root
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Emotional Support: Believed to encourage confidence, self-control, and emotional resilience
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Spiritual Meaning: Traditionally associated with protection, grounding, and releasing negative energy
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Symbolism: Strength, endurance, stability, and determination
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Intention: Stay grounded, embrace your inner strength, and face challenges with confidence.
Common Uses
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Tumbling: Produces smooth, glossy black stones ideal for collecting and display.
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Carving: Popular for spheres, hearts, figurines, beads, and decorative ornaments.
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Jewelry Making: Widely used in rings, pendants, earrings, bracelets, and cabochons.
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Landscaping & Décor: Adds bold contrast to decorative rock gardens, indoor displays, and polished stone arrangements.
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Crafts & Collections: Popular for wire wrapping, mosaics, ornamental pieces, and gemstone collections.
Photos have not been edited or altered, just taken in different daylight conditions to show the variation in color. Pieces are held in hand to help with scale and does not necessarily represent 1 pound. Specific pieces photographed may no longer be available.