Alley Agate Blue and Orange Swirl
Alley Agate Company · 1930s-1940s (St. Marys or Pennsboro Era)

Identification summary
This marble is a classic example of an Alley Agate swirl, featuring vibrant ribbons of orange and light blue set against a crisp white opaque base. Produced during the height of the machine-made marble era in West Virginia, these marbles are known for their fluid, often chaotic swirling patterns.
Visible record
- Maker candidate
- Alley Agate Company
- Era
- 1930s-1940s (St. Marys or Pennsboro Era)
- Pattern
- Swirl
- Rarity assessment
- Uncommon
- Condition assessment
- Near Mint
- Size
- Small (1/2 inch)
- Material
- Glass