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Wednesday, May 27, 2026

5/27/26 Report - Gold: Why It Doesn't Tarnish. Bullion & Coins. Art, Technology and Currency.


Written by the Treasure Guide for the Exclusive use of the Treasure Beaches Report

Mounted Gold Coin Metal Detector Find.

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The performance of gold, and of course gold coins, has been spectacular in recent times. Gold is now settling back into a slightly more modest post-crisis trading range; however, the demand for collectible and rare gold coins continues to hold its own...

Bullion and intrinsic value-impacted coins took a recent hit based on good news regarding the potential end of the U.S. war with Iran, but gold as well as silver have once more stabilized. This has created a modestly lower trading range for coins that are not being appreciated due to their potential scarcity. Relatively available coins that have been certified in unusually high grades remain prized, their prices remaining strong...


Here is the link for the entire article.

Gold Cools, Rare Coins Don’t - Numismatic News

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Is it possible some states are seeing something the federal government is ignoring? Alaska has just joined a growing list of states where gold and silver currency is legal tender, as well as being exempt from sales tax.

In numismatic terms, what this means is that specie is once more acceptable as currency, running alongside our fiat money national system of base metal coins and paper money. Retail stores have the option but are not required to accept specie. Individual municipalities are prohibited from levying a sales tax on gold or silver specie purchases or from taxing it when specie is used as a currency.

Coin collectors and those individuals buying bullion coins need to be aware that a gold coin, as a collectible with a value above the intrinsic cost of the gold, will still be liable for taxes on any additional “collectible” value...


Here is that link.

More States Are Turning to Gold and Silver Currency - Numismatic News

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For a long time, gold’s ability to remain perfect – making it the most “noble” of all known metals – was put down to its unique chemical composition, but a new study suggests that its very atoms rearrange themselves to protect it from oxidation.

Beyond being a valuable, aesthetically pleasing resource, gold is playing an increasingly important role as a catalyst for engineering and nanoparticles, where it helps speed up chemical reactions. But gold’s ability to resist oxidation – the process by which metal becomes tarnished or rusts – also limits its usefulness in chemical manufacturing and energy applications.

This is because many industrial and energy-relevant reactions depend on metals that can temporarily oxidize and reduce again. Gold's exceptional resistance to oxidation means that it is reluctant to activate molecules such as oxygen that are essential for large-scale chemical transformations...

Here is the link for more about that.

Why Doesn't Gold Tarnish? The Answer May Be In The Way Its Atoms Are Arranged | IFLScience

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From Sedwick...

Only days away from this special event, Sedwick & Associates is delighted to invite you to the Latin American Coin & Art Expo 2026, taking place in Bogotá, Colombia, from June 3 to 6, 2026.

This international gathering will bring together collectors, dealers, museums, scholars, auction houses, and art specialists for four days of numismatics, culture, and exclusive experiences across some of Bogotá’s most prestigious venues, including the Bogotá Gun Club, Museo Botero, Casa de Moneda, and Lefebre Subastas.

The Expo is organized with the participation of Sedwick & Associates, Lefebre Subastas, Río de la Plata Compañía Numismática, Andrés Cortázar, and leading figures from the numismatic community in Latin America (see below).

Featured speakers include:

Felipe Botero, Felipe Botero is the grandson of renowned Colombian master Fernando Botero, one of Latin America’s most influential artists. He has been involved in projects related to art, cultural heritage, and cultural outreach connected to his family’s legacy.

Andrés Langebaek Rueda, is an economist and numismatist. He served as Vice President of ANIF and the Colombian Banking Association, and also gained international experience working with CAF in Venezuela.

María Cecilia Ruiseco Gutiérrez, is a collector of Latin American art, cultural promoter, and founder of the AMCA Museum (Arte y Museo Casco Antiguo de Panamá) in Panama.

Sigrid Castañeda, is a historian with a master’s degree in Art History. She currently serves as Head of Education and Public Services for the Art and Numismatic Collections of the Banco de la República.

Daniel Sedwick, is a leading authority in Spanish colonial and shipwreck coinage, researcher, and author with 35+ years of experience, presenting Arce’s Doubloons, the first comprehensive die study of Bogotá gold cob doubloons of assayer Arce.


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Surf Chart from Surfguru.com.

Looks like an increased surf next week.


Fewer people on the beach this morning.


Good hunting,

TreasureGuide@comcast.net