Deciphering the Elegance: How to Grade and Evaluate Silverware In the world of luxury goods, the art of grading and evaluating is often associated with diamonds and coins, where established grading systems like those by De Beers and PCGS or NGC reign supreme. However, when it comes to silverware,
Advanced Metal Verification: Eddy Current Testing for Authenticating Gold and Silver IntroductionEddy current testing stands as a non-destructive technique crucial for verifying the authenticity of precious metals. This method, utilizing principles of electromagnetic induction, is essential in fields ranging from quality assurance to counterfeit detection in the metal industry. Understanding
Assessing Silver Purity: A Guide to Acid Testing and Identifying Silver Content Testing the purity of silver with acid is a traditional and efficient technique utilized by jewelers, collectors, and metalworkers to determine the quality and authenticity of silver items. This method involves applying a small drop of acid on
Securing Your Wealth: The Essential Guide to Investing in Physical Gold Welcome to our website! My name is Ami Gur, the proud founder of A. G. Metals. With a rich background in Materials Engineering and over three decades of expertise in the precious metals industry—spanning manufacturing, trading, and recycling—I
“Estimating Surface Area of Silver Grains: From Measurements to Calculations“ Greetings, metallurgy enthusiasts! Today, we’re delving into the practical side of estimating the surface area of silver grains used as anodes in a silver-plating bath. Follow along for a detailed breakdown: Step 1: Volume Measurement In Photo #1, we poured
The Big Mac Index and the Golden Gauge: A Tale of Economic Strength Introduction: The Big Mac Index, introduced by The Economist in 1986, has become a popular tool for assessing exchange rate valuations between currencies. By comparing the prices of a Big Mac across different countries, it offers a
Evaluating PGM Content, and Estimating the “Money Value” of Auto Catalytic Converter This article is a step-by-step guide for how to evaluate an auto catalytic converter. We took Mercedes diesel-catalytic converter / serial # KT1310 In order to demonstrate the test process. Please follow the steps below: 1.Look for the
How To Avoid XRF Assay Mistakes When Assaying Precious Metals Introduction In this article, we will address a critical issue – avoiding XRF (X-ray Fluorescence) assay mistakes when determining the composition of precious metals. These mistakes can lead to misguided financial decisions and a sense of frustration, and we are
Silver Recovery from Fixer Solutions through Metallic Replacement: A Sustainable Approach to Resource Conservation Within the ever-evolving narrative of environmental responsibility and resource mindfulness, a crucial chapter emerges – the conscientious management of photographic waste. In this chapter, a tale of great significance unfolds, one that spotlights the handling of
Mixed metal oxides have gained significant attention in various fields due to their unique properties and diverse applications
Handheld XRF vs. Fire Assay Fire assay is a very common, reliable and accurate assay method. When assaying gold, refineries use fire assay as the primary tool for crediting their customers. In this short test we compare 15 fire assays results with assay results of a handheld XRF device, to
Once the decision to invest in gold had been taken, it is important to consider our options and how they fit our targets
Numismatic and Bullion Coins and Which One is Right for You
Destructive & Non-Destructive Tests to Confirm the Purity of Gold Bars: Trading in gold bars always carries some risks
Some dental scrap, such as crowns and bridges, are a rich source of precious metals, mainly Gold