Not a diamond; appears to be a rough quartz pebble or chalcedony in its natural, unpolished state
Not a diamond; appears to be a rough quartz pebble or chalcedony in its natural, unpolished state · Irregular / Raw water-worn pebble
Not applicable (uncut raw mineral) Cut
Carat
Not applicable (mineral specimen)
Color
Milky white with brownish surface staining
Clarity
Included / Opaque due to microcrystalline structure
Shape
Irregular / Raw water-worn pebble
Overall Assessment
The specimen shown is a natural rough pebble, likely quartz or chalcedony, rather than a diamond. It lacks the crystal habit, hardness, and optical properties of diamond entirely.
Cut Quality
Not applicable (uncut raw mineral)
Brilliance
Poor / Low due to lack of facets and opaque/translucent nature
Fire
None
Scintillation
None
Proportions
Not applicable
Symmetry
Asymmetrical natural form
Polish
Raw, unpolished, weathered texture
Fluorescence
Unknown without UV testing
Inclusions
Abundant internal fractures, mineral impurities, and cloudiness
Blemishes
Surface pits, abrasion marks from water transport, and natural fissures
Origin
Alluvial deposit (river or beach stone)
Treatment Detection
None detected; completely natural
Estimated Value
Nominal / Collector mineral value only (less than $5)
Certification Estimate
Not eligible for diamond grading reports (GIA, AGS, etc.)
Investment Potential
None as an investment gemstone
Similar Diamonds
None, as this is quartz, not diamond
Setting Suggestions
Wire-wrapping or organic bezel setting if used in jewelry as a raw specimen
Care & Maintenance
Standard gentle washing with warm soapy water
Interesting Facts
Quartz is one of the most abundant minerals on Earth, often mistaken for rough precious stones by novices.