EARLY 20TH CENTURY SLAG GLASS LAMP | Pricing Guides Dictionary & Values Look for any imperfections or bubbles in the glass, which can indicate it is not true slag glass. Pictures of both the inside and outside of the lamp. Slag glass, also commonly known as Malachite glass, is pressed glass made in the same way as Milk glass, but with coloured streaks to create a marble effect. Price Guides! Slag glass is commonly found in antique lamps and light fixtures but can also be used for decorative windows or tiles. Related Posts: Plated Amberina - Rare, Colorful Art Glass Plated amberina glass, with color that graduates from amber to; Glass Paperweights You cannot fix a cracked snow dome paperweight. When identifying authentic slag glass, pay close attention to the marbling. 4. Production of slag glass originated in late-19th-century England, where glass manufacturers are thought to have added slag from iron-smelting works to molten glass to create a range of effectsfrom tortoiseshell to marbling. The action you just performed triggered the security solution. The SUCCESS burner was Pilabrasgo's "claim to . Fenton Glass Collecting Guide [Identification & Values] - Heart Other manufacturers quickly caught on and the style rose in popularity soon following its creation. Consulting with a professional or experienced collector can help determine the approximate value of a particular piece of slag glass. Some handmade collector marbles are small works of art that can command big prices. Glass Collectible Antique Lamps, Glass Tobacco Pipe, Coca-Cola Glasses; Additional site . You can determine antique slag glass with a few steps: Slag glass antique items can run anywhere in value from a low of $50 to a high of $1,500. An Identification Guide for Beginners, Atlas Mason Jar Identification and Value Guide, Vases, Compote, Creamer, and Bowls, Lot of 7. How To Identify Tiffany Lamp - How to Tell Real From Fake Manufacturers usually make slag glass by mixing this . Thank you. This wouldnt be considered slag glass in the strict traditional definition, but many collectors will still use the term to refer to any marbled, opaque, pressed glass pieces. Challinor Taylor & Co. was one of the most prominent American Slag glass manufacturers. Whether youre looking for a decorative piece to spruce up the place, or searching for that next big purchase as a collector, the world of slag glass has something for everyone. Quezal shades were often used in groups on a table lamp or chandelier. If you suspect that the piece may be vintage, check for age-related wear or markings on the glass itself or any accompanying hardware, such as lamps or furniture. Topped by an Art Deco style marbled yellow art glass shade. Serious antique glass collectors will be familiar with "slag glass" which became popular in the late 1800s and is still made today. Slag glass is also sometimes used to refer to marbled glass pieces that didnt technically use slag as an additive. Mixing antique pieces with modern amenities is a popular decorating technique.if(typeof ez_ad_units != 'undefined'){ez_ad_units.push([[250,250],'antiqueanswers_com-large-leaderboard-2','ezslot_8',165,'0','0'])};__ez_fad_position('div-gpt-ad-antiqueanswers_com-large-leaderboard-2-0'); Jeannette Glassware, originally Jeannette Bottle Works, was founded in 1888. The marbled effect is gorgeous on its own, but shining light through a complicated and colorful design is even more stunning. Figural lamp of a maiden standing on rockery with flowing gown and floral belt standing amongst foliage. True slag glass was originally produced in England during the last quarter of the 19th century when, simply put, it is believed slag from iron-smelting was added to molten glass to achieve a marbling effect in a variety of colors. Because of this, there is always a distinctive bump, indentation or spot where the glass was cut from the stem after it was shaped for the lamp. The following research topics are of particular interest: Physical metallurgy; Thermodynamics and kinetics of metastable phase; Solid metallic glasses; . One of the easiest ways to identify slag glass is by its marbled or swirled pattern. Click to reveal The original slag glass is brown with creamy streaks, a similar pattern to how your cup of coffee looks when you first pour in milk or creamer. Leave it in the comments below! Maybe inherited a Tiffany stained glass lamp or Handel lamp that needs a little love. How To Identify Slag Glass Antiques This is listed on the bottom of most slag glass items, especially lamps. Look for age-related wear or markings on accompanying hardware, such as lamps or furniture. 3. Real slag glassware will also never just be one solid color, it will always be blended. Manufacturers experimented with different methods to achieve this malachite-like look. Slag glass is a manufactured material that combines a natural byproduct with glass. Color, age, and manufacturer are definitely important in determining the value of a vintage piece. I'm Stacy Jones and I love antiques! Slag glass is no longer produced as it once was. Original 1910-1920's slag glass lamp, shows one cracked glass REVERE Copper and slag glass lamp, its faceted shade with green LAMP SHADE - Leaded slag glass lamp shade, unsigned, with TABLE LAMP - A four panel, dark green slag glass lamp with VINTAGE SLAG GLASS LAMP All original wiring, Circa 1920s, Size: 22 Slag Glass Lamp, figural spelter base with couple. eBay (258) Magazine. Happy cleaning! This is because the top manufacturers of the day often did leave any identifying brand marks on the fixtures. They may have additional insight or knowledge on identifying slag glass. In addition, slag glass panels were used in lamps, jewelry boxes, and other collectibles. Doyle New York, New York, NY (September 2004) Sold with variegated glass having a floral form slag glass shade, above the spelter metal figural standard having a ve having a floral form slag glass shade, above the spelter metal figural standard FIGURAL TABLE LAMP DEPICTING A METAL SMITH IN HIS SHOP FORGING A SCIMITAR BLADE UNDER A HAOrientalist Austrian cold painted spelter figural table lamp depicting a metal Table Lam Table Lamp, early 20th c., the cranberry font on four figural columnar supports to a plinth on a highly figured black marble base on paw feet, on a highly figured Lamp NEW YORK, CIRCA 1920 An American Art Deco patinated spelter figural lamp. Of course, no discussion of antique lamps is complete without the Tiffany Pond Lily Lamp, circa 1903, which sold at . This is due to the rarity of the color. This type of art glass is highly sought after by collectors, so its definitely worth taking the time to learn how to identify it. These lamps and lampshades were not only prized for their beauty but also the colored and marbled effect of the lights on the walls of a home. The value of slag glass can vary greatly depending on factors such as age, condition, and rarity. They bring a sense of the past into a home and they add a pop of color. Antique 1908 Bradely & Hubbard Slag Glass Lamp Signed B&H Arts & Crafts $425.00 $32.52 shipping or Best Offer SPONSORED Large Bradley Hubbard Colorful Slag Glass Shade & Base, Arts & Crafts, Handel Er $1,650.00 $95.00 shipping or Best Offer 14 watching SPONSORED Antique Brass Oil Kerosene Font B&H Bradley & Hubbard Center Draft Banquet GWTW $125.00 Compare the texture, pattern, and color of the glass with known slag glass pieces to differentiate it from other types of opaque glass. Remember, the most common way to make slag glass was by skimming silicate material from the top of molten iron. LAMP SHADE - Leaded slag glass lamp shade, TABLE LAMP - A four panel, dark green slag. If it feels bumpy or uneven, its likely slag glass. Some manufacturers of slag glass will label their products as Cinderella or marble glass. These labels indicate that the glass is made from recycled materials, making it easier to identify as slag glass. Avoid using any harsh chemicals or abrasive scrubbing tools, as these can damage the glass. How to identify Fenton glassware 1. The Pittsburgh Lamp, Brass & Glass Company - The Lampworks The marbled pattern and swirled appearance of the glass add to its unique appeal and character. Atterbury & Company, Challinor Taylor & Company, and H. Northwood Glass Company are some well-known manufacturers from the United States. A Fenton hobnail 4 1/2-inch vase can go for $15 to $50. Handel Lamp Authentication Guide | Identify Handel Lamps | Handel Lamps Handel lamps with metal overlays over slag glass are from the company's "Teroca Ware" line. Antique slag items are usually brown, blue, green or purple. Vintage slag glass is a lot more restrictive in color options than recently produced pieces are. Sotheby's, New York, NY (December 2017) Estimate: $300,000 - $500,000. Some famous makers include Tiffany Studios, Bradley Hubbard, and Handelwhose originals in good condition are very sought after. Estimate $400/600 Sold with Premium 258.30 Closed October 27, 2022 171. Made of curved slag glass panels set into a metal frame, that from the photograph appears to be brass, this is a very nice example of . 73- Important Duffner and Kimberly leaded lamp. Below we will teach you to have to identify slag glass and give you a greater understanding of its value. However, since each piece will have very unique marbling patterns, the estimated value can vary greatly based on personal preference. You can determine the age of a piece of slag by finding the date of production. Image 1: Tiffany Studios Hanging Head "Dragonfly" Floor Lamp. A Hanging Slag Glass Lamp, circa 20th Century Six sides of milky slag glass in a metal frame with a copper finish. The Historical Museum Saar is the museum on Saarland's history. Inspect the glass closely and see if you can spot tiny specks of color - known as 'confetti' glass - a sure fire sign that the lamp is genuine. Slag glass is a term used to describe a type of colored pressed opaque glass made using the "slag" left over during the iron smelting process. Some of the other names for slag glass come from its historical beginnings. The marbling is sometimes compared to tortoiseshell. It should not have white streaks mixed into the color, nor should it be one solid color. Another common use for slag glass was for various lighting pieces. An antique piece from the UK would typically have one of these markings: While American vintages would bear the marks of: Be sure to check out this comprehensive guide on antique glass markingsto know what to notice when appraising an antique piece of glass. Slag glass is a type of opaque pressed glass that includes colorful streaks that create a marbled effect. The value of slag glass is determined by the rarity of the item and the color. Lot 167 : Roycroft/Dard Hunter Extremely Rare Table Lamp, Rago Arts and Auction Center , Lambertville, NJ Est: $40,000-$50,000 Identifying Silhouette Slag Glass Lamp | All About Antiques Take care not to break or damage the piece while examining it. Cranberry Glass Foyer Lamp - Kovels Cavo is the author of Love Immortal: Antique Photographs and Stories of Dogs and Their People. How I can identify bent slag glass lamp issues Slag glass replacement panels are made to order. Sowerby, a popular pressed glass manufacturer in the UK during this time frame, was the first manufacturer to start producing slag glass. The 10 Best Things to See and Do in Saarbrcken, Germany - Culture Trip However, there are a few key . It is relatively easy to identify slag glass if you know what to look for. Handel Lamps - oldlampvalues This website is using a security service to protect itself from online attacks. Because slag glass is made from recycled materials, it often contains small bubbles or imperfections on its surface. Slag glass is named after silicate slag, a colorful material that is a byproduct of molten steel. Unsigned decorative glass items like compotes and vases tend to sell between $5 $50, even if they are from the 19th century. Slag Glass Panel Lamp By the Empire Lamp Company with Two Color Shade. early 20th, FIGURAL SLAG GLASS LAMP. Delivery from Downers Grove, IL 7-14 days Edit my Location. Pictures of both the inside and outside of the lamp. Metal issues or glass issues I may not see in the pictures. Slag glass is a type of pressed glass that is known for its brilliant and vibrant colors. $24,900.00. Share via E-Mail; Share via Pinterest; Copy Link; 1930s Traditional Slag Glass Lamp. These are 2" in diameter at the fitters, and 1 . (History, Series & Value). Lamps, lampshades, and chandeliers were very popular uses for slag glass. Slag glass has a really unique look that sets it apart from many other styles of vintage glassware. Slag glass gets its name from slag. The value of slag glass antiques ranges from $20 $20,000. Take a walk down the brick-lined memory lane with these vintage Lego sets. He has extensive experience in the field of buying and selling antiques and collectibles. As molten iron cools, a silicate slag forms on top of it. But in case you are looking for a list of vintage lamp manufactures from the mid-1800s to the present day, we've provided that below. The marbling on originals will always be uneven and more creamy than white. Pieces from well-known manufacturers or in rare colors may fetch a higher price. A beautiful pieceno matter the age or valuehas the ability to brighten a room and add character to interior decor. Many manufacturers used colored slag glass to create elaborate patterns in the lamp bases and shades, while others used the glass to create everyday scenes and landscapes. antique lamp parts, sockets, and prisms - Laurel Leaf Farm Slag glass is named after silicate slag, a colorful material that is a byproduct of molten steel. The company, based in Jeannette, Pennsylvania, rebranded in 1898 and took on the name Jeannette Glassware. It has distinctive a distinctive knob pattern and comes in a variety of colors. Most companies have halted the production of slag glass items altogether. Whats the difference between Slag Glass and Stained Glass? Designers would create intricate stained glass style patterns and scenes within lampshades. However, stained glass will not have any of the milky-colored streaks that slag glass does. Fenton Art Glass Company - Wikipedia To test the texture, run your fingers over the surface of the glass. The principal feature of slag class is that its made from a residue by-product of iron smelting. Tiffany Lamps: Price Guide and How to Identify an Original - Invaluable The colors of slag glass are also a great way to identify authenticity. Verna Mae Wright, L. G. Wright' wife, directed the company following Wright's death in 1969. It has a unique, earthy appearance and can be found in a variety of colors. Be sure to leave us a comment. rim, lamp is 20'' long x 11'' long. column support set beneath an opaque glass fount with painted silhouette bird and foliate detail and with a spherical etched glass shade and clear glass chimney together with search our price guide for your own treasures. 1230C - 10 1/4 Ceramic Green Tone Vase Lamp. The key identifying feature of this type of glass is its similarities to the patterning found in natural marble. Slag Glass Lamp - Aspire Auctions Figural Spelter Lamp, boy holding a cornucopia, ART DECO FIGURAL MAIDEN TABLE LAMP: Patinated, ORIENTALIST AUSTRIAN COLD PAINTED SPELTER, Sgd. This guide will explain how slag glass was made, when it was popular, and what its worth. Your IP: Antique lampshades are perhaps one of the most common fixtures for vintage and valuable slag glass. If you're examining a glass kerosene lamp, look for a brass collar. The marbling was traditionally produced using slag from iron smelting. Vintage pieces can also be commonly found in a dark purple color. If you're looking for a softer glow in your room, install an amber light bulb to create a warmer light. If the item is in good condition, with no cracks, discoloration, or signs of neglect, it will be worth more. Early examples of slag glass already came in a variety of colors, but modern styles of mosaic glass are available in a seemingly endless array of hues and shades. Antique Slag Glass Lamps | Collectors Weekly The church is not only the city's most renowned landmark but also stands alongside Dresden's Church of Our Lady and St Michael's . Tiffany lamps: How to tell real from fake - Antique Trader The term slag glass is often used interchangeably with the terms flashed glass and stained glass. However, slag glass is a type of stained glass made from recycled materials. antique chandelier lamp parts, ornate embossed brass bobeches for lights. Always remember to inspect glassware in a room with good lighting. Slag glass lamps are one of the most sought-after items made of slag glass. Vintage lamps will show typical signs of aging, such as patina on the metal . The edges may be uneven or jagged, and the overall shape may be asymmetrical. Ruby Red LLC is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com. This incredible glass. Slag glass is often used as a catch-all term for any type of pressed glass that is opaque and colorful, but not all glass that fits this description is true slag glass. Ding dong! Two vintage brown Sowerby figurines can sell for two completely different processes depending on how the marbling came out. 10 Easy Steps on How to Identify Slag Glass Step 1: Look for a Marbled or Swirled Pattern One of the easiest ways to identify slag glass is by its marbled or swirled pattern. Can you Tiffany Lamp Sells High Michaan's Auctions in California . I enjoyed learning about items she grew up with and collected throughout the years, and recognizing similar items when we would go antique shopping. These are just a few of the companies that produce authentic slag glass. Slag glass also has a rough texture compared to other glass types. Gallery of Antique Aladdin Lamps - From 1 to 23A Both beautiful and elegant in their own regard, stained and slag glass are actually completely different. The three lights retains their 1930s; verdigris patinated spelter female nude dancer, on new Donegan cast iron step base, one arm supports, light with frosted glass globe, 22 in. From Art Deco to 1970s Contemporary, we tried to list as many lamp manufacturers as we could find. Vintage slag glass is most commonly found in brown or purple colors with white streaks, but you can also find plenty of green and blue as well. . Category 20th Century American Arts and Crafts Slag Glass Table Lamps Mychelle is a writer and web designer who is passionate about a wide variety of topics and enjoys sharing her knowledge with readers. One item where slag glass was used often was in the creation of antique oil lamps, chandeliers and lampshades, particularly during the Art Deco and Art Nouveau periods during the late 19th and early 20th century. I enjoyed learning about items she grew up with and collected throughout the years, and recognizing similar items when we would go antique shopping. The strict definition of slag glass means that it has powdered silicate slag from iron smelting mixed into the glass to create streaks. 2023 LoveToKnow Media. Discerning Victorian consumers resisted purchasing marbleized glass in some cases and preferred more decorative elements in crystal. FIGURAL SLAG GLASS LAMP. The smooth, uneven swirls enveloping the glassware give slag glass an unmistakably look, with no two ever being quite the same. Where the slag is really concentrated it will appear milky white. Slag glass antiques will not simply have white streaks blended with another color, but possess a richer, deeper tone. Vintage Slag Glass Value (Identification & Price Guides) - Noname Antiques Look out for its bases and edges 4. Co. 240, rewired, new AMERICAN EARLY 20TH CENTURY SLAG GLASS LAMP With a 16 inch slag Nice, original 8 panel caramel slag glass lamp, circa 1920-30, in 384. Examine the lamp base and verify that it has a real bronze finish. Imperial Glass - Guide to Value, Marks, History - WorthPoint Outstanding full floral Duffner and Kimberly dogwood lamp. Caramel colored slag glass lamp shade on light brown painted foliate design two lighted lamp base with pull chains, no marks found. Conduct research 2. Identifying Silhouette Slag Glass Lamp In Antique American Lighting, Antiques, Uncategorized on February 8, 2016 at 7:02 pm. Glass Type. Price Realized: $550,000. Your caramel slag glass paneled lamp dates from the 1910s through the 1920s. Oftentimes the pieces labeled as variegated glass have more stripey streaks in contrast to the more organic swirls of a true marble pattern. . Eventually, it became known as slagware or slag glass. In some of the most stunning lighting pieces, small pieces of the slag glass were laid out in a metal framework. Art nouveau floral filigree frame shade coloured glass reservoirs and clear glass chimneys, 90cm high/Provenance: Tidenham Manor a lantern, arts & crafts style green glass shade. blue marblised base with circular frosted glass shade, 27cm high spelter figure of a maiden with outstretched arms lying on a hollow art deco design base, single socket fixture, 10 3/4'' h. x 19'' x 8 1/4''. A few examples of modern glass manufacturers operating out of the US today are Boyd Glass, Mosser, and Summit. Image 2: Tiffany Studios Patinated-Bronze and Leaded Favrile Glass Poinsettia Floor Lamp. CO. SLAG GLASS LAMP Base marked M.L. A mark for Sowerby, Davidson, or Greeners will indicate a vintage U.K. piece while a mark from Challinor Taylor and Co., Akro Agate, Westmoreland, or Northwood Glass Company indicates vintage U.S. glass. Telling slag glass apart from other styles is actually quite simple. I can best help you after you email pictures To complete your quote for restoration if you include the following. France, Late 19th Century. Slag glass, also known as marble glass or malachite glass, is a type of opaque, streaked pressed glass. How to Tell if You Have a Lamp That's Worth Money - The Nest Slag glass was originally created in the United Kingdom in the 1890s by adding this slag substance during the glass-making process. Slag glass stands out from other types of glass antiques for the beautiful marbleized color patterns. The term mosaic glass is much more inclusive and includes these pieces that look like slag glass but dont actually contain any slag.
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