Lab-Created Cobalt Spinel – High-Clarity Neon Blue Rough Crystal

💎 Cobalt Czochralski Spinel Gemstone Rough — Neon Blue Brilliance, Lab-Grown Purity

Immerse yourself in the electric beauty of Cobalt Spinel, a lab-grown gemstone created using the Czochralski pulling method — a process that yields crystals of exceptional clarity and size. This synthetic spinel dazzles with a vivid neon blue hue, unmatched by natural counterparts and free from the inclusions common in flame-fusion materials. Ideal for faceting, collecting, or custom jewelry, cobalt spinel offers a modern twist on a classic gem species.

✨ Key Features:

• Color: Intense cobalt blue with neon vibrancy
• Hardness: ~7.5–8.0 on Mohs scale — durable and suitable for daily wear
• Refractive Index: ~1.719 — delivers crisp brilliance
• Dispersion: ~0.020 — moderate fire with clean flashes
• Density: ~3.9 g/cm³ — solid and substantial feel
• Melting Point: ~2135 °C (3875 °F) — highly heat-resistant
• Origin: Lab-grown spinel via Czochralski pulling method
• Crystal System: Cubic — no cleavage, excellent for faceting

This cobalt spinel rough is perfect for those who crave bold color, gem-grade clarity, and the precision of advanced crystal growth. Each piece is sold by weight and ready to be transformed into a faceted gem that radiates with modern elegance.

📸 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.