American Marble Makers: Identification Guides
Maker names are useful clues, not magic labels. Start with the glass in front of you, then use these company guides to compare construction, pattern and colour.
Construction first. Company name second.
Photograph both sides and both poles, note the seams, trace the colour through the glass, measure the diameter, then compare at least one plausible look-alike.
Choose a maker to explore
Akro Agate Marble Identification Guide
Identify Akro Agate marbles by construction, corkscrew patterns, Popeyes, slags, patches and oxblood colour, with history and common look-alikes.
Read the guidePeltier Glass Marble Identification Guide
Identify Peltier marbles including Peerless Patches, Picture Marbles, National Line Rainbos, Rainbos, slags and Banana cat’s-eyes.
Read the guideChristensen Agate Marble Identification Guide
Identify Christensen Agate marbles by single-stream construction, electric colours, slags, swirls, flames, Guineas, Cobras and hand-gathered traits.
Read the guide“Each maker used unique colours.”
Glass colours overlap between companies and batches varied. Pattern mechanics, seams, provenance and several documented examples carry more weight.
Build the identification around evidence
How to Identify Antique Marbles: A Beginner’s Guide
Learn how to identify antique marbles by material, pontils, seams, colour, pattern, size and condition—plus the photos that make identification easier.
Read the guideAntique Marble Value Guide: What Is Your Marble Worth?
Learn the six factors that affect antique marble value, how to research sold prices and why maker, condition, size and provenance matter.
Read the guideHow to Photograph Marbles for Identification
Take clear marble identification photos with a phone: use indirect light, a plain background, two angles, accurate colour and a simple size reference.
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