Non-diamond (Obsidian Arrowhead)
Non-diamond (Obsidian Arrowhead) · Arrowhead/Follicular (Chipped/Flaked)
Poor (Non-gemstone faceted) Cut
Carat
Estimated 15-25 carats (by mass weight)
Color
Opaque Black
Clarity
Opaque (N/A)
Shape
Arrowhead/Follicular (Chipped/Flaked)
Overall Assessment
This object is not a diamond. It is a modern or archaeological arrowhead crafted from black obsidian, a naturally occurring volcanic glass. It lacks the crystal structure, refractive index, and hardness of a diamond.
Cut Quality
Poor (Non-gemstone faceted)
Brilliance
None (Surface reflection only)
Fire
None
Scintillation
None
Proportions
Highly irregular; not applicable to gemstone standards
Symmetry
Asymmetrical
Polish
Vitreous/Glassy (Natural/Chipped)
Fluorescence
None
Inclusions
Conchoidal fracture lines typical of volcanic glass
Blemishes
Surface chipping and intentionally knapped edges
Origin
Volcanic region (e.g., Mexico, Western USA)
Treatment Detection
Hand-knapping/Pressure flaking
Estimated Value
$5 - $20 (As a souvenir or artifact)
Certification Estimate
N/A (Not a gemstone)
Investment Potential
Low (Decorative/Historical value only)
Similar Diamonds
None; this object is volcanic glass (obsidian)
Setting Suggestions
Wire-wrapped pendant or shadow box display
Care & Maintenance
Handle with care; edges are extremely sharp. Clean with mild soap and water.
Interesting Facts
Obsidian can be fractured to an edge much thinner than a high-quality steel surgical scalpel.