Black and Blue Swirl
Alley Agate · 1930s-1940s
Identification summary
An exquisite swirl marble produced by Alley Agate, featuring wispy light blue and white glass ribbons over an opaque black base.
Visible record
- Maker candidate
- Alley Agate
- Era
- 1930s-1940s
- Pattern
- Swirl
- Rarity assessment
- Uncommon
- Condition assessment
- Near Mint
- Size
- 5/8 inch (approx. 16mm)
- Material
- Glass