Red Oxblood Blackie
Vitro Agate · 1940s-1960s Machine-Made Classic

Identification summary
Opaque black base marble with deep oxblood-red patching. High-gloss machine-made patch known as Red / Oxblood Blackie.
Visible record
- Maker candidate
- Vitro Agate
- Era
- 1940s-1960s Machine-Made Classic
- Pattern
- Patch
- Rarity assessment
- Uncommon
- Condition assessment
- Near Mint
- Size
- Player - 15mm approx 9/16 inch
- Material
- Glass