LYSO (Lutetium-Yttrium Oxyorthosilicate) Rough – High-Density Fluorescent Crystal

💎 LYSO Gemstone Rough — Radiant Fluorescence, Rare Beauty

Discover the captivating brilliance of LYSO (Lutetium-Yttrium Oxyorthosilicate) — a lab-grown crystal celebrated for its intense blue fluorescence and rare presence in the gem world. Originally developed for high-tech applications like gamma radiation detection, LYSO has found a second life among collectors and lapidaries for its striking optical properties and futuristic allure.

✨ Key Features:

• Color: Clear base with subtle blue-violet glow in daylight
• Fluorescence: Exceptionally bright chalky blue under UV light
• Hardness: ~5.8 on Mohs scale
• Refractive Index: ~1.82, offering moderate brilliance
• Dispersion: ~0.020 (estimated)
• Density: ~7.1 g/cm³
• Melting Point: ~2050 °C (3722 °F)
• Origin: Lab-created using the Czochralski method
• Cleavage: Directional, with two visible planes — handle with care when faceting

Whether you're a gem cutter seeking a unique challenge or a collector drawn to rare and radiant materials, LYSO offers a mesmerizing blend of science and sparkle. Each piece is sold by weight and glows with personality — perfect for those who crave something truly out of the ordinary.

📸 Additional Notes:

• If you would like to see additional pictures of the piece(s) you're interested in, please feel free to contact me. I’ll be happy to provide more images for your review.
• The color of the stone in the photo may vary slightly, as not all computer monitors are calibrated the same.