| Weight | 71 ct |
|---|---|
| Dimensions | 29 × 19.5 × 13 mm |
| Variety | Sapphire Crystals |
| Mining Location | Ratnapura village around mining in Sri Lanka |
| Treatment | unheated |
71 ct Ceylon Natural Unheated Sapphire Crystal from Ratnapura Village Around Mining in Sri Lanka
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Stone Identity & Quality
This gemstone is a 71 ct Ceylon natural unheated sapphire crystal measuring 29 × 19.5 × 13 mm. It was sourced from Ratnapura village around mining in Sri Lanka, one of the most respected gemstone-producing areas of the island. This piece is best understood as a large natural sapphire crystal specimen with some visible facet-grade areas, rather than only as standard cutting rough.
Color & Visual Characteristics
The crystal shows a natural translucent body with light movement through different areas of the stone. Because it remains in crystal form, the visual appeal comes from its natural structure, body, growth surface, and internal features rather than from polished brilliance. The final appearance of any cut stone would depend on orientation, clarity zones, depth, and the cutter’s planning.
Internal & External Features
This sapphire crystal shows natural growth marks, visible crystal structure, surface texture, and internal features that give it strong gemological interest. These marks are part of the natural formation process and help show the original character of the crystal. The size and structure make it suitable for specimen appreciation, study, and careful cutting evaluation if required.
Cutting, Specimen, or Treatment Potential
This crystal has some visible facet-grade areas, but its main value should be considered as a natural sapphire crystal specimen. Cutting may be possible from selected areas, but the final result cannot be assumed before detailed inspection. A professional cutter would need to study orientation, depth, clean zones, internal features, and possible yield before making any cutting decision. Because this is a large natural crystal, preserving its specimen value may be more meaningful than cutting it immediately.
Source & Ethical Position
This sapphire crystal was sourced from Ratnapura village around mining in Sri Lanka through Danushka Gems & Minings’ source-connected gemstone work. Our approach is to present natural gemstones honestly, with clear origin information, realistic cutting guidance, and practical details for collectors, gem dealers, cutters, jewelers, and gemstone buyers. This crystal represents the natural beauty and geological identity of Ceylon sapphire in its original form.
Frequently Asked Questions
This Ceylon sapphire crystal weighs 71 ct.
The crystal measures 29 × 19.5 × 13 mm.
It is sourced from Ratnapura village around mining in Sri Lanka.
No. This sapphire crystal is described as natural unheated.
Some areas show facet-grade potential, but the main value is as a large natural sapphire crystal specimen. Cutting should only be considered after careful professional evaluation.










