We asked a number of top jewelers to tell us their best practices, techniques, and tips for creating satin, brushed, and hammered finishes as well as patinas on jewelry. Take notes – you’ll want to test these popular finishing touches…
Last fall, the National Ornamental Metal Museum in Memphis, Tennessee hosted a retrospective of the work of Helen Shirk. Nearly 70 pieces, from her early silver work in the late 1960s, to her recent patinated copper and brass vessels, confirmed…
Michael Rowe uses functional containers as a base from which to explore formal studies of space, form and balance, which are enhanced by his expressive use of patination. His holloware gains strength from the fact that he is not distracted…
In recent years there has been an increased interest in patination and metal coloring. This may be seen as a response to the use of nonprecious metals in jewelry. A trend towards objectmaking in North America has produced relatively large surface…
About five years ago, Robert Fairbank, John Reynolds and I created a “living entity” called Goldsmiths 3 in Concord, Massachusetts. Our name simply reflects what we are: three goldsmiths, custom-designing and handcrafting…
This article is one of a series of articles from Metalsmith Magazine “Art and Technics” talking about techniques in craftsmanship and design. For this 1987 Spring issue, Tim McCreight talks about finishing up with your work.…
True damascus steel is made by a casting process utilizing very high carbon steel. The material is held at or near the temperature of fusion for an extended period of time. This causes the formation of large, high carbon dendrites in a matrix…
Preparation for writing this piece began, I guess, when I was six or seven years old. At that age, my whole world was confined to a small yet comfortable apartment in Brooklyn decorated in the material evidence of my parents’ modest means.…
This article is based on technical information taken from my personal notes and experiences, shared information from the Penland Anodizing Symposium (Fall 1985, Penland, NC: Invited guests: Christine DePaul, Garret DeRuiter, and David…
This paper describes a process that combines techniques researched by others with a few well known facts about the properties of certain metals. This information was applied to a metal fabrication process specifically designed to extend…
Historically, a wide range of techniques has been used to clad or coat silver or base metals with gold. These processes are based on efforts to balance three factors: cost, physical properties and appearance. Rolled gold or gold-filled stock…
“Culture of materials,” an expression originating from the early 20th-century teaching of Russian Constructivist Vladimir Tatlin, defines the artist’s deliberate examination and selection of materials for use…
The first time I saw a machine for pumice finishing and brass wire brushing was at the School for American Craftsmen. I don’t know if it is available as a ready-to-use product as I have never seen it in a supplier’s catalog. However,…
The word “technology” is defined as the totality of the means employed to provide the objects necessary for sustenance and comfort. Although the average person would probably not put a hammer in the same category with the computer,…
The expressions which have come to identify the pre- and post-World War II generations – Me decade, suburban frontiersmen, spoiled baby boomers, generation gap – are clear if perhaps overly stereotyped images. While encapsulating…
This article, “Transparency Making for Photoetching”, is the first of two parts written by Allan Liu and Carol Webb. Check out the second part of this article series “Photoetching for the Studio Jeweler.”…
There are few artists who can subtly control the relationship between what they perceive and the manner in which this perception takes form. The ability to communicate an idea tangibly is a thoughtful, emotional endeavor, dependent on a clear…
Martha Glowacki’s works are sculptural abstractions on the theme of landscape. They demonstrate her interest in the imposition of order on the randomness of nature and her discovery of pattern, both natural and manmade, in the landscape.…
Five thousand years of Korean goldsmithing was interrupted from 1913 to 1953 due to the Japanese invasion and the Korean War. In looking back, goldsmithing or metalsmithing programs in Korea’s colleges and universities formerly…
Entering the enameling studio, one is struck by its openness. Light fills the space. Shelves are lined with organic vessel forms and dense architectural silhouettes. Glass and pools of color illuminate the density of these shapes, creating…
In photoetching a photo transparency defines the area of a metal plate to be etched. The transparency is the control unit, the program, that prescribes which parts of the light-sensitive resist will chemically harden, polymerize, to become…
The English enameller, Alan Mudd, born in Lancashire, began his studies in the fine arts, and served an indentured apprenticeship as an engraver in the textile industry. This gave a wide-ranging background in design and comprehensive skills…
When it comes to fine jewelry making polishing is a very important step – it can be the difference between an okay piece and a high-end piece. Personally, I like to polish every single corner of a piece, no matter how small or tight it…
Though mass finishing procedures continue to improve, it is nearly impossible to match the beautiful polish obtained through hand finishing. The following are a series of procedures, suggestions, and products that should help you achieve…
In the last issue I wrote about safety issues concerning polishing platinum. In this issue we will continue the discussion with notes on Platinum Polishing Procedures and Supplies. The entire process of finishing any material is about first…
Jurgen J Maerz of the Platinum Guild International USA outlines factors to consider when adding platinum to your line of manufactured jewelry. Technical education is the key successfully manufacturing platinum jewelry. Platinum is often…
Many jewelers see polishing as a mundane task. However, it is one of the most important operations in the process of repairing or making jewelry. The final appearance of the jewelry to a large extent, will determine the acceptability of the…
While the tide might seem to have been chosen to be catchy or thought to be frivolous in nature, it actually addresses just what I have been doing with both materials for the last 15 years. I have been firing a coat of transparent enamel onto copper…
This is a HIDI, (How I Do It). It is not the only way to make a piece like this, there are probably better ways, but this one worked for me. I also assume you are familiar with all the basic goldsmithing techniques. Figure 1 – Completed Plique-a-Jour…
I believe polishing compounds are perhaps one of the most misused tools in the modern jewelry shop. Most jewelers are pretty vague as to exactly what each type of compound actually is and how they work. Truly effective polishing requires an…
In working on jewelry there are many tasks that seem simple – you just do it and don’t think about techniques. Milling is a prime example. You stick a bur in your flex-shaft, step on the pedal, and away you go. However, as simple as…
There are several methods of obtaining the smooth rotation of a piece of metal necessary for engraving on it. Many North West Coast American Indians use a hard leather pad and hand control to do it. One can install various chucking devices onto…
As important as the gravers are, it is hard to understate the importance of the devices used to secure work while engraving. Or to say it another way, even a properly sharpened graver in experienced hands will be difficult to use if the workpiece…
Many industries have need of specialized engravers, for instance those who make dies, who cut stones and glass, and others who carve reliefs. Though a goldsmith might call on a specialist for certain jobs, it is useful to have a general understanding…
For polishing it is recommended to use primarily bristle brushes for most of the removal work and to follow up with a buff where necessary. Feel free to use a lot of compound, it is the compound that does the work, not the buff. Old polishers would…
Here are some patination sources on the internet.
Remember that all patinas are toxic and irritant and should not be worn next to skin unprotected.
Double is a German word of french origin meaning rolled gold or gold fill material. I use it for the gold-fill material described here to differentiate it from the commercially produced sheet. Hand made double has different qualities than…
This is an academic paper, not a technical ‘how to’ guide. Many of the procedures described are unsafe in practice.
This Korean technique for applying 24k gold to silver is in fact widely used in various cultures; Japanese, Chinese and in the west historically primarily to adhere gold to iron, steel and copper. I found few historical mentions in the west…
This patination solution gives you a range of greens, olives, browns, black, turquoise and yellow-greens on many metals because it is a surface finish. It is quite adhesive and controllable. You do however need adequate ventilation.
The annealed metal is placed in a sandwich between soft ‘pusher’ paper and a hard paper which will serve as a monoprint paper die to emboss the metal sheet. The metal maybe pre-polished which leaves any areas that were cut out in the paper polished…
Almost any metal or hard plastic item can be buffed to a high polish or a satin sheen with the correct buffing wheel and the proper polishing compound. This includes copper pots, doorknobs, golf clubs and switch plates, to name a few common items.…
Niello is a deep black metal mixture that is fused onto metal for decorative effect. Though worked on three-dimensional objects, the effect might be considered graphic because it relies primarily on shape and pattern. The contrast of the…
There are many techniques in which contrasting metals are placed side by side. Those that can properly be called inlay require a mechanical attachment to secure a soft material into a harder one.
As part of a large scale patination project in which I patinated a steel roof surface 24 by 48 feet on both sides I performed some 40 experiments to find out how to patinate the steel which was a requirement for structural reasons. In doing so I also…
Extremely clean metal surfaces give better results. See the article on Cleaning metal Surfaces for more information on cleaning.
Patination is a technique which has become popular for some kinds of fashion jewellery in recent years. Usually a patina requires the application of a toxic chemical mixture or the conversion of the metal surface to a salt of it’s metal. For…
This is a mixture of potassium sulfides which has traditionally been used to darken or ‘antique’ silver and bronzes. This is usually called ‘oxidizing’ the surface though it has nothing to do with oxygen, what is really happening is that sulfur…
Reticulation produces lovely textured surfaces that appear very ‘natural’ and can be controlled to produce specific patterns with practice. Used extensively by craft and art jewelers in the 1960’s and early 70’s in North America it lost…
For all metal coloring and electroplating a clean metal surface is essential. The cleaning process must remove mineral oils, organic oils and greases as well as traces of chemicals on the surface. It must remove oxidation which might interfere…
As with most Japanese metal coloring methods the techniques are metallurgically based rather than solution oriented; in the West we tend to use a myriad of coloring solutions and limited number of alloys; in Japan there are a limited number…
When burnishing very detailed pieces, use stainless pins in your mixed shot. Don’t use them any other time because the pins will often strike the work pieces with the pointed ends, creating a very undesirable pitting or orange peel appearance.…
This is the basic recipe for the iridescent patina. This patina is most effective on highly textured pieces, such as torch texture, rollerprinted and reticulation. It has a slight color interference pattern, similar to oil on water. It has…
In the twentieth century there can be little doubt that electroplating is the best way to develop a gold coating on a metal object. It provides successful results in many colors and can be adapted to one-of-a-kind or mass production. Knowing…
The “General Safety Rules for Tools” article applies here too, as with all power tools. Read the instruction manuals and directions most carefully. Plating and stripping solutions usually contain cyanides, bases or acids which, if mixed…
This procedure should be undertaken with appropriate precautions; goggles, gloves, protective clothing, adequate ventilation. Recently I have been presented with the problems of repairing or changing the color of Indian made polished…
The use of PnP paper-originally designed to create printed circuit boards-to meet the artistic needs of metalsmiths, jewelers, and enamelists. With results similar to photo etching, but without the expense and more complex procedures,…
Plenty of information has been published about how rhodium plating solutions should behave under ideal conditions-but little data and real-world information exists for manufacturers and bench jewelers to apply to their own plating operations.…
Design dictates buyer’s choices when gold jewelry is purchased and the quality of the pieces certainly plays an important part as well. Not to be overlooked, However, as gold jewelry is readied to go to market, is that shoppers, regardless…
Chemical and mechanical processing work together to treat the vibratory finishing wastewater at Aro-Sac, increasing production, making the water reusable and rendering the sludge a non-hazardous waste…
Opinions differ considerably when discussing the ease or difficulty of polishing platinum, but most agree that when a piece is well polished it tends to stay that way. Herein I will be covering the main points regarding platinum finishing,…
Reticulation is not difficult, but it does take practice, concentration, and a deft torch hand. Also, the pattern and appearance of a reticulated piece is not predictable; you probably won’t get the same results twice.
This method of etching uses a prepared ferric chloride solution which also contains hydrochloric acid. This ‘etchant’ is not a pure acid, but etches copper and copper alloys (like brass and bronze). It will not work on silver. It is available…
I have found through may research on metal etching that there is a plethora of information out there. I hope by compiling it and offering it to you, you will be better able to choose the best option for your champleve needs. There are of course means…
There is a major difference between durability and scratch resistance. Platinum is very durable. When scratched, the scratch actually displaces the metal, leaving ridges on the edges of the scratch. This is where durability comes in. Whereas…
JA Certified Master Bench Jeweler Linda Steinke uses Foredom’s new pre-finishing wheels and polishing compound to finish fabricated and cast platinum pieces. ‘Using these new products has eliminated the multiple-step process I formerly…
Understanding and using updated materials will help you accomplish pre-finishing and finishing requirements professionally and efficiently. Here’s a brief overview of some new and established products.
It took about two months of experimentation to get the formulas for Platinum Sterling Silver just right – Robinson created alloys containing 5 percent, 3.5 percent, and 1 percent platinum. But he’s the first to admit that combining silver…
New patented Warrior Power Tool System kit provides a revolutionary proficiency advantage for bench jewelers and jewelry manufacturers for split-lap abrasive pre-finishing, finishing and polishing.
3M Radial Bristle Discs were introduced to the jewelry industry in 2000. Additional discs and end brushes have been added to the selection and over time and with the extensive selection I’ve reinvented how I semi-finish castings and perform…
3M XR wheels, formerly known as XK wheels are ideal for sprue removal and smooth deburring with minor surface reduction. A channel can be created in the wheel for repetitive multiple part processing. They replace stone wheels, have superior…
Jeff Mathews has developed a process for polishing the inside of platinum rings using 3M abrasive technology. To illustrate how he performs the job, I follow his procedures using this hand fabricated flat platinum band. Tool and forming marks…
Metalsmiths and enamelists have used ferric chloride for several years as a safer alternative to nitric acid for copper and brass etching purposes. Although it is generally thought of as etching with an acid, ferric chloride is actually a…
The revolutionary PolishPlus process with MiracleMedia is a new mass finishing technology developed by Peter Richardson of Aurum Plus Resource and Development Co. in San Bernardino, California. The resulting polish is reportedly comparable…
The surface of metals may be colored, a patina added either chemically or with heat. Patinas are generally achieved by causing the metal present to react with another element. It may be the air forming oxides or another chemical added to bond…
A microscopic and technical view of mass finishing presented in layman’s terms. Understanding of mass finishing must start at the very basic level of what happens microscopically to the surface of various materials. All the variables will…
The purpose of this paper is to acquaint the reader with the advantages and disadvantages of utilizing aluminum as a material for construction of wearable ornaments. In high-purity form aluminum is soft and ductile. Most commercial uses,…
The mantra of polishing jewelry is the shinier the better – and obtaining polishing perfection takes skill and practice. It also helps to have the right tools in your polishing arsenal. The following are some suggestions for tools and tricks…
Electroplating is a method to put a metal coating onto an object, in our case a piece of jewellery, by placing it in a solution containing the metal to be plated and passing an electrical current through the piece and the solution. It is possible…
It is impossible to pretend that a single description of tools, materials, and equipment will suit all needs. Obviously these elements will depend on the scale of the work you do, the layout of your studio, and the resources at your disposal.…
It is important to understand that many variables will affect patina results. Our tests were made on smooth, rolled metal. Textures will change the color, and cast metal has a different structure that can also influence color. These samples…
Computer aided design (CAD) was used to develop three designs in multiple views to show the customer. After the design was selected, the wax was milled and the ring was cast, pre-finished, set and polished. Foredom tools, equipment and accessories…
The rich history of Japanese patinas is the result of hundreds of years of experimentation, innovation and tradition. This article covers some special Japanese Patinas; Wara-ibushi, Nuri-iro, Iroe-do, Ryuka (Sulfuration and Concentrate),…
When you’ve made the decision to learn hand engraving, you have basically 3 options: Spend little or no money but lots and lots of time. You can get by spending very little on one book (Meeks) and the most basic hand tools. Hammer ‘ chisel or hand…
The size of the bath must correspond to the rectifier. You cannot have a huge bath and a small rectifier. The tank must be made of glass, polypropylene or polyethylene plastic. Plastic is preferred because there is less chance of breakage. You…
Platinum takes more effort to polish, for the simple reason that it does not wear as other precious metals do – Platinum, has a liquid surface. Other metals lose mass over time, these deteriorations take a lot longer with platinum.
Etching uses chemical corrosion rather than mechanical force to selectively remove metal. Simply put, the idea is to cloak parts of an object with an acid-proof paint then submerge the piece in acid. The caustic liquid eats away at exposed…
Niage is an important Japanese patina, and one of the most basic. It has been used as the base color on copper and copper alloys for centuries, and today it is also used as a final patina. As is true of all the recipes given here, these proportions…
Electroforming is the process of controlling the metal deposit from an anode metal, through electrolyte solution, onto an electroconductive surface. Basically, a skin of metal is built up into a rigid structure. The materials you will need…
Japanese artists have contributed significantly by using their unique alloys in innovative combinations. Perhaps the best example of this is mokume-gane, a lamination process in which layers of various alloys are manipulated to create…
Jewelers use so-called -oxidising- solutions to darken metals like silver, copper, brass, nickel silver, bronze and, with specialized mixtures, on gold. Metalsmiths patinate both large and small objects, as well as jewelry. We usually…
For nearly 30 years, Ambery-Smith has been using architecture as an inspiration for her work. Her name has become synonymous with finely wrought precious metal jewelry, boxes, and condiment sets whose inspiration lies in Renaissance, Palladian,…
Electroforming is an old, established technology and, in its original form, it was a bit cumbersome to use. However, as with other jewelry technologies, it has made great strides over the last decade and is now a much easier and quicker process.…
When AJM asked me to test the new 3M FX Polishing Wheels, I was reminded of a neat factoid: The House of Faberge didnt have the fancy technologies – laser welders, CAD/CAM, etc. – we have today, yet the objects of art they produced are in collections…
After several years of use, the small stainless-steel pins in my magnetic finisher had became dark, were stuck together and yielding poor results when tumbling precious metal mountings. Seeking advice for improvement, I turned to Andy Kroungold,…
A micro-waterjet device can be used to achieve fine matt finishes on precious metal surfaces. Parts required for this are: jet or wet lap hammer, slow-running compressor, vacuum apparatus, and pressure sprayer.
Pre-finishing, finishing, polishing and re-finishing have all been tasks usually done with a flexible shaft at the bench and/or a motor away from the bench. This article features methods and procedures used for a variety of these projects…
Our castings can be flawless, our assembly precise, and our settings secure — but let any surface go a bit rough, a little uneven and wobbly, and the jewelry is judged to be inferior. Ironically, even the ultimate finish begins to deteriorate…
The natural beauty of this white, bright and light palladium ring is enhanced with hand engraving of initials done in relief. 950 palladium manufacturing methods and techniques covered in this project are:
a) Injection wax preparation…
To learn the art of inlay, its best to start with the basics. This project will walk you through the fundamentals so that you become comfortable enough to move on to a more challenging project. Once you master this simple circular design, youll…
Liver of sulfur, a stinky jewelry studio standby, can be used to create beautiful patinas on Silver, Silver Precious Metal Clay or Art Clay.
June Schwarcz (b.1918) in Denver, CO. She is a Fellow of the American Craft Council and received their Gold Medal. The museum collections that have her work include Metropolitan Museum, Renwick Gallery of the Smithsonian, and Kunstgewerbe…
Myth: Singeing buffs to prep them is faster and more effective than raking them.
There are as many people in favor of raking as a buff preparation method as those who prefer singeing. So armed with two brand new, six-inch stitched muslin…
Every bench jeweler has experienced the frustration of trying to sand and polish a nearly inaccessible area on a piece of jewelry. The goldsmith who can detail these small corners and crevices can bring his or her work up to the level of fine jewelry.…
Trying to get a really high polish on the inside of a ring can be frustrating. Because inside ring buffs have such a small diameter and the surface speed is quite low, it takes a long time to get much done. In addition, the heat from the extended use…
The best ‘Sneaky Goldsmith Tricks’ involve taking mundane, everyday items and repurposing them as goldsmith’s tools. Two classic tricks that are valuable to detail-finish hard-to-reach spots involve a wooden toothpick and cotton packaging…
Full eBook.186 Pages: Modern Letter Engraving in Theory and Practice – A Manual for the Use of Watchmakers, Jewelers and Other Metal Engravers – Illustrated with Numerous Etchings – 1898
The correct use of modern, semi- automated finishing processes enables the manufacturer not only to reduce production costs, but also to improve the quality of finish on jewellery produced in series. This is the first of several articles,…
A bench jeweler typically uses a split mandrel to sand and finish the inside of a ring. Various grits of abrasive papers can be cut to size and inserted into the slit of the mandrel, where they are held by friction during the rotary filing process.…
Using 1 inch by 11 inch belts with a 4.25-inch working surface, this sander fits onto a flex-shaft with a quick-release collar. It can be clamped onto a table or bench and is adjustable to many angles. An optional mounting attachment is available…
Photoetching metal is simple AND FUN! Etching can be used for printing processes, as an artifact of art, or for roller print embellishment. It involves a mordant (acid) to etch an image onto metal and a resist to repel the mordant. A resist can…
Considering metals prices continue to be sky high, it’s no surprise that plating companies’ phones are ringing off the hook. “We’re getting a much higher volume of inquiries from jewelry makers who produce silver or karat gold product and…
There are four principal methods of producing jewellery today: Hand making, using traditional craft skills, Investment (Lost wax) Casting, Pressing (stamping) and Electroforming.
More than 50 % of all jewellery is produced…
This technique involves the transfer of an image to metal using a material that will “resist” the dissolving action of acid. Where you apply a resist the metal will be protected; everywhere else, the acid (ferric chloride) will etch the metal,…
Adding vibrant colors to jewelry can involve any number of methods — from careful enameling by hand to the high-tech physical vapor deposition (PVD) process. But what if you could use a simple method similar to rhodium plating in your shop…
Laser engravers can do wonders for a jewelry manufacturer’s hallmarking process, making it more efficient and leaving a crisp, clear mark of even the most detailed logobut the benefits of this technology don’t stop there.
As the cost…
Homemade flex-shaft guard using a soft drink plastic bottle, a solution to the annoying and potentially hazardous problem of breathing dust from polishing and rubber wheels used with your flex-shaft.
Over the years, bad habits creep into our work procedures. Periodical review of our techniques is needed to assure us that these “bad habits” are not allowed to continue to effect the quality of our work. In this article, we will continue our…
With the ever-higher cost of precious metals, many jewelers are increasingly working with non-precious metals such as stainless steel, titanium, and copper. As jewelers design with these materials, color and pattern development have…
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