Description
This 2-inch Onyx sphere holder is handcrafted from natural banded onyx, a variety of calcite (CaCO₃) formed through the precipitation of calcium carbonate in the walls and floors of ancient limestone caves. Each piece reveals the Earth’s artistic layering — alternating green, amber, cream, and white bands that form through mineral-rich water depositing calcite over thousands of years.
The onyx used in this holder is sourced from the Balochistan region of Pakistan, one of the world’s premier localities for decorative calcite onyx, known for its translucent depth and rich coloration. Unlike silicate-based onyx (chalcedony), this calcite onyx exhibits softer banding and higher luminosity when polished, ideal for display pieces and artisan carvings.
Scientific Classification
| Property | Description |
|---|---|
| Mineral Class | Carbonate |
| Chemical Formula | CaCO₃ (Calcium Carbonate) |
| Crystal System | Trigonal |
| Hardness (Mohs) | 3–3.5 |
| Luster | Vitreous to silky |
| Transparency | Translucent to opaque |
| Locality / Origin | Balochistan, Pakistan |
Formation and Geological Significance
Calcite onyx forms through secondary deposition in cave systems, often associated with stalagmite and stalactite growth. As mineral-laden groundwater drips through limestone, dissolved calcium carbonate precipitates and builds in rhythmic layers, producing the banded patterns characteristic of onyx.
The Pakistan deposits are geologically significant for their vivid coloration, caused by trace minerals such as:
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Iron oxide (Fe₂O₃) – reddish and honey tones.
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Nickel and chlorite – green coloration.
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Manganese – subtle yellow to brown hues.
These chemical variations record environmental changes in ancient karst systems — making each onyx carving both a geological record and a natural artwork.
Physical and Functional Characteristics
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Diameter: 2 inches (50 mm)
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Material: Natural calcite onyx, polished finish
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Function: Designed to hold mineral, crystal, or decorative spheres up to ~3 inches in diameter.
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Finish: Smooth polish with visible banding, minor natural inclusions.
Every holder is unique, with individual striations and tones that make it both an elegant display base and a conversation piece in mineral collections, home décor, or retail showcases.
Uses and Applications
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Sphere display stand for crystals, fossils, or mineral spheres.
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Decorative accent showcasing natural stone craftsmanship.
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Collector’s accessory that complements onyx carvings or gemstone spheres.
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Educational specimen for teaching carbonate formation and sedimentary banding.
(Note: Decorative use only. Not intended for food or liquid contact.)
Metaphysical Notes
Symbolically, Onyx is associated with stability, endurance, and focus, while its layered appearance is said to represent balance and grounding. As a holder, it’s believed to “anchor” the energy of any crystal sphere placed upon it — a symbolic union of Earth and mineral harmony.
Care and Handling
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Clean with a soft cloth; avoid acidic or abrasive cleaners.
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Do not submerge in water for long periods.
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Keep away from heat and direct sunlight to preserve polish and color.










