AI-assisted community identification

Blue Onyx Swirl

Alley Agate · 1930s-1940s Machine-Made Vintage

Blue Onyx Swirl by Alley Agate, identification view
Community photograph · added 16 September 2026

Identification summary

Opaque light-blue base swirl with wide olive-green bands edged in oxblood brown, typical Alley Blue Onyx swirl construction.

Visible record

Maker candidate
Alley Agate
Era
1930s-1940s Machine-Made Vintage
Pattern
Onyx Swirl
Rarity assessment
Uncommon
Condition assessment
Near Mint
Size
Standard - 0.648 inch (16.46mm) 5/8-inch shooter
Material
Glass