Rough Natural Diamond (Uncut Crystalline Mineral)
Rough Natural Diamond (Uncut Crystalline Mineral) · Rough / Untouched Crystal Form
Not Applicable (Rough, uncut stone) Cut
Carat
Estimated 2.50 to 3.50 carats based on visual scale against fingers
Color
Off-white to light brown (Type Ia rough exterior texture)
Clarity
Not directly gaugeable on uncut rough surface (likely included internally)
Shape
Rough / Untouched Crystal Form
Overall Assessment
An authentic natural rough diamond specimen displaying classic surface resorption features, perfect for mineral collectors or bespoke custom cutting.
Cut Quality
Not Applicable (Rough, uncut stone)
Brilliance
Low to none in current rough state
Fire
Minimal to none until cut and polished
Scintillation
Absent due to lack of faceted surfaces
Proportions
Natural rough geometry, untransformed by cutting angles
Symmetry
Natural asymmetric rough crystal habit
Polish
Unpolished natural skin, showing characteristic resorption features and trigons
Fluorescence
Unknown without UV testing
Inclusions
Surface pitting, mineral inclusions, and natural etch channels visible
Blemishes
Natural surface skin imperfections, indentations, and growth marks
Origin
Alluvial or primary kimberlite deposit (African or Canadian origin likely)
Treatment Detection
No signs of artificial treatment; completely natural rough state
Estimated Value
Varies widely by actual internal clarity and color once cut, roughly $1,500 - $3,500 as rough
Certification Estimate
GIA or local gemological laboratory rough diamond origin certificate
Investment Potential
Moderate, primarily valued as a collector's mineral specimen or for custom cutting
Similar Diamonds
Other natural unpolished alluvial rough diamond crystals of comparable size
Setting Suggestions
Can be set raw in organic, bespoke jewelry using yellow or rose gold bezels
Care & Maintenance
Clean gently with warm soapy water and a soft brush; avoid harsh acids or impacts
Interesting Facts
The pitted texture is formed by natural hot kimberlitic fluids etching the crystal surface underground