Aurene: Steuben's Iridescent Art Glass Masterpiece
Aurene is the luminous iridescent art glass developed by Frederick Carder at Steuben Glass Works in Corning, New York, beginning in 1904. The name derives from the Latin "aureus" (golden), and the glass features a shimmering metallic surface created by spraying stannous chloride onto hot glass. Aurene was Steuben's answer to Tiffany's Favrile glass and became one of the most celebrated American art glass lines of the early twentieth century, produced until approximately 1933.
Types and Variations
- Gold Aurene: The most common variety; warm golden iridescence over a clear or amber base; shape numbers typically in the 2000-3000 range
- Blue Aurene: Rich cobalt blue with strong purple-blue iridescence; generally more desirable than gold; often brings 20-50% premium over equivalent gold pieces
- Decorated Aurene: Features applied leaf-and-vine, millefiori, or pulled-feather decoration over the iridescent surface; significantly rarer and more valuable
- Red Aurene: Extremely rare selenium-red base with iridescent surface; produced in very limited quantities
- Calcite Aurene: Gold or blue Aurene applied over a white calcite glass body; creates a striking contrast effect
- Intarsia Aurene: Layered colored glass with Aurene surface; among the rarest Steuben production
Identification and Marks
- Most Aurene pieces are marked with an engraved or acid-etched "AURENE" on the base, often accompanied by a shape number
- Some pieces bear "STEUBEN" in block letters or a fleur-de-lis mark
- Shape numbers correspond to Carder's design catalog; these are essential for proper identification
- The iridescent surface on genuine Aurene has depth and variation -- it is not a flat, uniform coating
- Pontil marks are typically polished smooth on finished pieces
- Distinguish from Quezal, Durand, and other contemporary iridescent glass by mark and form
Auction Price Ranges
| Category | Typical Range | Exceptional Examples |
|---|---|---|
| Gold Aurene vases (standard forms) | $400 - $2,000 | $5,000+ for large or unusual shapes |
| Blue Aurene vases (standard forms) | $600 - $3,000 | $8,000+ for exceptional color/size |
| Gold Aurene bowls and plates | $200 - $1,000 | $3,000+ for large compotes |
| Decorated Aurene (leaf/vine) | $2,000 - $10,000 | $25,000+ for large exhibition pieces |
| Calcite Aurene | $500 - $3,000 | $8,000+ for rare forms |
| Aurene lamp bases/shades | $1,000 - $5,000 | $15,000+ for complete fitted lamps |
| Red Aurene | $3,000 - $15,000 | $30,000+ for documented examples |
Condition Factors
- Iridescence quality: Strong, vivid iridescence is paramount; dull or worn surfaces reduce value dramatically
- Scratches: Surface scratches through the iridescent layer cannot be repaired without destroying the finish
- Chips and cracks: Even small rim chips reduce value 40-60%; cracks make pieces essentially unsaleable to serious collectors
- Drilling: Vases converted to lamp bases by drilling are worth a fraction of intact examples
- Signature clarity: Clear, legible Aurene marks add confidence and modest value premium
Collecting Tips
- Blue beats gold: Blue Aurene consistently outperforms gold at auction; if budget allows, favor blue examples
- Shape matters: Unusual forms -- jack-in-the-pulpit vases, tree-trunk stumps, grotesque shapes -- command premiums over standard vase forms
- Decorated pieces are the pinnacle: Leaf-and-vine, millefiori, and pulled-feather decorated Aurene represents Carder's finest work and appreciates most reliably
- Compare to Tiffany Favrile: Aurene and Favrile are closely related aesthetically; Aurene often offers comparable quality at lower prices
- Handle before buying: The weight and feel of genuine Aurene differs from later reproductions; study confirmed pieces
- Avoid unsigned pieces unless provenance is strong: The Aurene market rewards marked examples; unsigned iridescent glass may be Quezal, Durand, or later production