Selenite Sphere Polished Gypsum Crystal Ball Natural White Mineral Specimen

Selenite Sphere – Polished Gypsum Crystal Ball Mineral

This genuine Selenite Sphere is a polished crystal carved from natural selenite, a transparent to translucent variety of the mineral gypsum. Shaped into a smooth sphere, this specimen highlights the distinctive fibrous structure and soft luminous appearance that selenite is known for. The spherical form allows light to interact with the mineral evenly across its surface, revealing the internal crystal fibres and natural translucency.

The photographs in this listing show the exact specimen you will receive, allowing buyers and collectors to observe the natural texture, colour, and polished surface before purchase. For precise sizing and scale, please refer to the measurements shown in the listing photographs.

Each specimen includes a Certificate of Authenticity lifetime guarantee generic card, confirming that the crystal is a genuine natural mineral specimen.

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Mineral Species and Geological Classification

Selenite is a crystalline variety of gypsum, a hydrated calcium sulfate mineral with the chemical formula CaSO₄·2H₂O. Gypsum belongs to the sulfate mineral group, which forms through evaporative geological processes where mineral-rich water slowly evaporates and leaves behind crystalline deposits.

Gypsum crystallises in the monoclinic crystal system and commonly forms in tabular, fibrous, or prismatic crystal habits. Selenite typically develops as transparent or translucent crystals with a glassy to pearly lustre.

The name “selenite” originates from the Greek word selene, meaning moon, referencing the mineral’s soft luminous appearance when light reflects from its surface.

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Crystal Structure and Optical Characteristics

Selenite is recognised for its soft translucent appearance and subtle internal fibrous structure. When polished into spherical form, these fibres can produce gentle reflective bands across the surface of the mineral as light passes through the crystal layers.

The mineral often displays a vitreous to silky lustre, depending on the orientation of the crystal fibres and the way the stone has been polished. Selenite is typically colourless to white, although slight variations in tone may occur due to natural mineral impurities.

Gypsum has a Mohs hardness of approximately 2, making it a relatively soft mineral compared to quartz and many other crystal species. Because of this softness, selenite is often carved into polished forms such as spheres, towers, and decorative mineral pieces.

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Geological Formation and Evaporite Deposits

Gypsum minerals such as selenite commonly form in evaporite environments, where bodies of mineral-rich water gradually evaporate and leave behind layers of dissolved minerals.

These geological conditions frequently occur in dry lake beds, salt basins, shallow seas, and sedimentary evaporite formations. As water evaporates, dissolved calcium and sulfate ions combine to crystallise gypsum.

Large selenite crystals may develop in open sedimentary cavities where mineral-rich groundwater allows crystals to grow slowly and undisturbed. Some of the world’s most notable gypsum formations occur in desert environments where evaporation processes are particularly active.

Gypsum deposits are often associated with other evaporite minerals including halite, anhydrite, calcite, and various sulfate minerals.

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Sphere Shape and Display Characteristics

This specimen has been carved and polished into a spherical shape, which is often used in mineral displays to showcase the stone from all angles. The sphere shape allows the natural internal features of the crystal to be visible from multiple directions, while the polished surface enhances the reflective qualities of the mineral.

Selenite spheres are widely appreciated by mineral collectors, geology enthusiasts, and decorative stone collectors for their luminous appearance and natural mineral structure.

The spherical format makes the piece suitable for display in mineral cabinets, geological collections, or interior decorative arrangements where natural minerals are appreciated for their aesthetic qualities.

In some cultural traditions and spiritual practices, selenite has been traditionally associated with symbolic meanings related to clarity or reflection, though such interpretations are cultural perspectives rather than scientifically established properties.

Because each mineral forms naturally, every selenite sphere displays unique internal patterns, translucency, and crystal fibre structure.

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Authenticity and Specimen Details

• Mineral Species: Selenite (Variety of Gypsum)
• Chemical Composition: Calcium Sulfate Dihydrate (CaSO₄·2H₂O)
• Mineral Group: Sulfate
• Crystal System: Monoclinic
• Colour: White to colourless translucent tones
• Transparency: Translucent
• Surface Finish: Polished sphere
• Lustre: Vitreous to silky
• Hardness: 2 on the Mohs hardness scale
• Formation Environment: Evaporite sedimentary deposits
• Associated Minerals: Halite, anhydrite, calcite
• Authenticity: Genuine natural mineral specimen
• Included: Certificate of Authenticity lifetime guarantee generic card
• Exact Item: The selenite sphere shown in the photographs is the specimen you will receive

This Selenite Sphere highlights the natural translucent beauty and crystal structure of gypsum, making it an elegant addition to mineral collections, geological displays, or decorative natural stone arrangements.