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Knowledge Center

Latest answers to your questions:

Do you know how much silver is in the ocean? This Answer covers how much silver has been produced, how much is thought to remain unmined, and some of its uses.
This Answer provides a new way to find the value of U.S. coins with the APMEX Coin Value Guide.

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What is a Gold Aureus?

This post breaks down the history of the gold aureus and provides some context for the value of an aureus in the Roman Empire.

What is the Best Way to Begin Investing in Rare Gold Coins? 

If you are ready to learn how to start investing in gold coins, this guide details what steps to take before spending your first dollar.

How Many 1943 Copper Pennies Were Made? 

In this post, we explain the factors that led to the 1943 steel cent and break down the value of a 1943 copper cent.

Are Niue Coins Legal Tender? 

Could you use a Beskar Bar to pay for lunch? It depends on what country your lunch is in.

What are Silver Certificates? 

Silver Certificate dollars were issued from 1878 to 1964. Investigate the "Crime of '73" and the outcry that Silver Certificates were a response to.

Is a Morgan Dollar in MS-64 Condition Rare?

Have you seen a MS-64 Morgan silver dollar? Since mintage dates to 1878, it may be a challenge to find one in this condition. Which

Where Can I Find a List of U.S. Mint Souvenir Sets? 

Is there an official list of the U.S. Mint Souvenir Sets? 

About the Bicentennial Quarters

Do you remember the 1976 Bicentennial quarters? These coins were created to celebrate the 200th anniversary of the signing of the Declaration of Independence.

When is the 2024 Silver Eagles Release Date? 

Do you wait for the American Silver Eagle release date every year? Follow along and find a few more reasons to buy when they are

Why do Coins Have Ridges?

This article delves into the historical rationale behind the ridged edges on coins and outlines the advantages they offer.

What is a VAM Morgan Dollar?

Before Leroy Van Allen and A. George Mallis poured years of work into researching Morgan and Peace dollars, VAM dollars didn't exist. What are VAM

How do I Sell an Error Coin? 

If you have found an error coin, how do you sell it? In this guide, we will help you learn how to sell your error

When was Silver Discovered?

Humans have used silver for millennia. Though much of its history is lost, records show its use in the Americas and Mediterranean since 5000 BCE.

What is a Gold Sovereign?

While many mints create gold coins and rounds, there is only one gold sovereign. This is the British gold sovereign. It is a sovereign gold

How is Silver Refined?

Processes for refining silver include pyrometallurgical and electrochemical methods. We briefly explain these methods and how they differ.

Why Does My Silver Bar Have Burn Marks on Both Sides?

If your silver bar appears to have burn marks, it may have been toned naturally or artificially. With a careful eye, you may be able

Are Buffalo Nickels Silver?

Do you know if Buffalo nickels contain silver? In this article, we will describe the composition of Buffalo nickels and the origin of the three-cent
A 1 gram palladium bar is shown, obverse and reverse.

What is Palladium Used For? 

You’ve may have seen palladium sold as rounds and bars, but do you know how much it is used in other applications? Like in aerospace.
A collection of 1 oz sterling silver bars and rounds.

Can I Stack Sterling Silver?

Have you ever seen a sterling silver round? Can you stack 92.5% silver rounds? This article explores reasons to consider stacking sterling silver.
A rhodium plated coin from Samoa shown obverse and reverse.

What is Rhodium?

Do you know what rhodium is or how it differs from platinum? Here we compare Rhodium’s properties such as melting point, density, and harness to
An American Platinum Eagle is shown, obverse and reverse, next to a Platinum Eagle in a slab.

How Much Platinum is in a Catalytic Converter?  

Did you know your catalytic converter relies on platinum to operate? Find out how much platinum is in your catalytic converter.
This post breaks down the history of the gold aureus and provides some context for the value of an aureus in the Roman Empire.
If you are ready to learn how to start investing in gold coins, this guide details what steps to take before spending your first dollar.
In this post, we explain the factors that led to the 1943 steel cent and break down the value of a 1943 copper cent.
Could you use a Beskar Bar to pay for lunch? It depends on what country your lunch is in.
Silver Certificate dollars were issued from 1878 to 1964. Investigate the “Crime of ’73” and the outcry that Silver Certificates were a response to.
Have you seen a MS-64 Morgan silver dollar? Since mintage dates to 1878, it may be a challenge to find one in this condition. Which
Is there an official list of the U.S. Mint Souvenir Sets? 
Do you remember the 1976 Bicentennial quarters? These coins were created to celebrate the 200th anniversary of the signing of the Declaration of Independence.
Do you wait for the American Silver Eagle release date every year? Follow along and find a few more reasons to buy when they are
This article delves into the historical rationale behind the ridged edges on coins and outlines the advantages they offer.
Before Leroy Van Allen and A. George Mallis poured years of work into researching Morgan and Peace dollars, VAM dollars didn’t exist. What are VAM
If you have found an error coin, how do you sell it? In this guide, we will help you learn how to sell your error
Humans have used silver for millennia. Though much of its history is lost, records show its use in the Americas and Mediterranean since 5000 BCE.
While many mints create gold coins and rounds, there is only one gold sovereign. This is the British gold sovereign. It is a sovereign gold
Processes for refining silver include pyrometallurgical and electrochemical methods. We briefly explain these methods and how they differ.
If your silver bar appears to have burn marks, it may have been toned naturally or artificially. With a careful eye, you may be able
Do you know if Buffalo nickels contain silver? In this article, we will describe the composition of Buffalo nickels and the origin of the three-cent
You’ve may have seen palladium sold as rounds and bars, but do you know how much it is used in other applications? Like in aerospace.
Have you ever seen a sterling silver round? Can you stack 92.5% silver rounds? This article explores reasons to consider stacking sterling silver.
Do you know what rhodium is or how it differs from platinum? Here we compare Rhodium’s properties such as melting point, density, and harness to
Did you know your catalytic converter relies on platinum to operate? Find out how much platinum is in your catalytic converter.

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