Blue and White Swirl
Alley Agate · 1930s-1940s

Identification summary
A classic machine-made swirl featuring rich blue ribbons flowing gracefully over a milky white base.
Visible record
- Maker candidate
- Alley Agate
- Era
- 1930s-1940s
- Pattern
- Swirl
- Rarity assessment
- Common
- Condition assessment
- Near Mint
- Size
- 5/8 inch (approx. 16 mm)
- Material
- Glass