Tumbled satin spar selenite pieces approximately 4 cm in size, with a polished surface that highlights the silky and pearlescent sheen characteristic of this fibrous mineral. Available individually (1 piece) or in a set of 5 pieces. Ideal for altar decoration, meditation, and mineral collectors.
Item Specifications
| Mineral |
Selenite · Satin Spar (fibrous gypsum, CaSO₄·2H₂O) |
| Dimensions |
~4 cm at its longest dimension (±0.5 cm, natural piece) |
| Shape |
Tumbled, polished surface |
| Color |
Pearlescent white with parallel silky fibers |
| Hardness |
2 Mohs — not suitable for jewelry or carrying in a pocket |
| Origin |
Material acquired from a lapidary wholesaler |
| Treatment |
Untreated |
Why the silky sheen
Satin spar selenite is a fibrous variety of gypsum (CaSO₄·2H₂O). Its crystals grow in very fine parallel needles, and when light hits the polished surface, each fiber acts as a light guide, producing the characteristic pearlescent glow. This is an optical effect intrinsic to the mineral's structure, with no added treatment.
Uses and settings
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Altar or shelf decoration — The luminous white contrasts with dark stones and adds a soft focal point to the arrangement.
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Meditation — The ~4 cm size makes it comfortable to hold in the hand during mindfulness practices.
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Crystal grids — Useful as terminal pieces or balancing elements in decorative tabletop compositions.
Selenite in crystal tradition
The name "selenite" comes from Selene, the Greek goddess of the Moon, due to its white luster that evokes moonlight. In crystal tradition, selenite is associated with mental clarity and the tranquility of space. It is one of the most popular decorative minerals in contemporary homes precisely because of its luminous and serene appearance.
The symbolic properties attributed to minerals belong to cultural and historical traditions. They are shared for educational purposes, not as medical advice.
Essential care
Selenite is water-soluble: prolonged humidity makes it opaque and can erode the polished surface. Clean only with a soft, dry cloth. Avoid salt water, water baths, and areas of high humidity.
Frequently Asked Questions
Is it "selenite" or "satin spar"? Are they the same?
Both are varieties of gypsum (CaSO₄·2H₂O). Satin spar is the fibrous variety with a silky sheen; transparent selenite is the laminar variety. The market uses "selenite" for both, although technically these pieces are satin spar.
Can selenite get wet?
No. Gypsum is partially soluble in water, and prolonged humidity dulls the surface. Keep it away from water and humid areas.
Can it be carried as a pocket stone?
We do not recommend it. With a hardness of 2 Mohs, selenite scratches against almost any surface and chips easily with friction. It is intended for static decorative use.
Is the size exact between pieces?
These are natural pieces; the indicated size (~4 cm) is approximate with ±0.5 cm variation. The set of 5 pieces includes pieces of similar but not identical size.
How is it cared for long-term?
With a dry cloth, no water. See the complete guide at jewelry care.
See the entire collection: selenite.
