Four-Color Conqueror (Red, White, Blue, Black)
Vitro Agate · 1930s - 1950s

Identification summary
A classic machine-made marble from the mid-20th century featuring vibrant patches of color on a solid white base.
Visible record
- Maker candidate
- Vitro Agate
- Era
- 1930s - 1950s
- Pattern
- Patch and Swirl
- Rarity assessment
- Uncommon
- Condition assessment
- Near Mint
- Size
- Standard (5/8 inch range)
- Material
- Glass