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Optical calcite, polished crystal specimen of 50 x 40 x 30mm - 36 gr. Beautiful piece of mineralogy!
Optical calcite, polished crystal specimen of 50 x 40 x 30mm - 36 gr. Beautiful piece of mineralogy!
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€31,70 EUR
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About the product:
🪨 Mineral Type: Optical Calcite
🌍 ⛏️ Origin: Madagascar
📐 Dimensions: 50 millimeters long x 40 wide x 30 high
⚖️ Weight : 36 grams
✨ Finish: Polished
🔬 Treatment: None
📜 Certificate: Gem and Zen
🎁 Ideal for giving as a gift or treating yourself!
📑 Mineralogical sheet:
| Property | Details |
|---|---|
| Name | Optical Calcite / Iceland Spar |
| Composition | Calcium carbonate (CaCO₃) |
| Color | Colorless, transparent |
| Hardness (Mohs) | 3 |
| Density | 2.71 g/cm³ |
| Crystal system | Trigonal |
| Glow | Glassy |
| Transparency | Transparent |
| Origin / Deposits | Iceland, Mexico, United States, Morocco |
| Training | Sedimentary rocks and hydrothermal cavities |
| Special feature | Very pronounced double refraction (birefringent effect); clear and perfectly transparent crystals |
| Virtues / Lithotherapy | - Mental clarity and focus 🧠 - Amplifies energy and intentions - Stimulates perception and intuition |
| Purification | Quick clear water, gentle fumigation |
| Recharging | Soft sunlight or moonlight |
| Use | Optics, meditation, lithotherapy, collection |
| Value | High for transparent and perfectly formed crystals |
| Short story / Anecdote | Discovered in Iceland in the 17th century; used to observe the polarization of light. Optical calcite was essential in the development of scientific optics. |
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