AI-assisted community identification

Blue Swirl

Alley Agate · 1930s-1940s

Blue Swirl by Alley Agate, identification view
Community photograph · added 5 March 2026

Identification summary

A vintage machine-made swirl marble featuring a light blue translucent base with darker blue ribbons.

Visible record

Maker candidate
Alley Agate
Era
1930s-1940s
Pattern
Swirl
Rarity assessment
Common
Condition assessment
Near Mint
Size
Standard (5/8 inch)
Material
Glass