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Learning Guide
Coin Collecting

Coin Collecting

Collecting coins is one of the world’s oldest hobbies and experiences that continues in popularity today. Learn more about the best ways to start, organize, or sell your collections today.

West Virginia State Quarter Errors 

West Virginia State Quarter Errors 

The West Virginia quarter puts the New River Gorge Bridge on its reverse, and three documented errors turn up on…
Read More
Tennessee State Quarter Errors 

Tennessee State Quarter Errors 

Tennessee's most surprising quarter errors never got the right blank. A few were struck on planchets meant for a dime…
Read More
Oregon State Quarter Errors 

Oregon State Quarter Errors 

Oregon quarter errors fall into two documented groups, doubled die varieties and missing clad layers. The doubled dies appear across…
Read More

All Coin Collecting Resources

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Two Montana state quarters sit in the dirt.

Montana State Quarter Errors 

The 2007 Montana quarter is common in circulation, but several documented mint errors make certain examples far more valuable. Double-denomination strikes, missing clad layers, elliptical
Read More
Two Michigan state quarters on a table.

Michigan State Quarter Errors 

The 2004 Michigan quarter outlines the state within the Great Lakes under the Great Lakes State banner. Some examples were struck outside the retaining collar,
Read More
Two Illinois state quarters on a rock.

Illinois State Quarter Errors 

The 2003 Illinois quarter crowds young Abraham Lincoln, a farm, and the Chicago skyline into the state outline, ringed by 21 stars for the 21st
Read More
Two Arkansas state quarters on a table.

Arkansas State Quarter Errors 

The 2003 Arkansas quarter shows rice stalks, a diamond, and a mallard over a lake. One documented error is a double-denomination coin struck over an
Read More
Two Rhode Island state quarters on a table.

Rhode Island State Quarter Errors 

The Rhode Island quarter has several documented errors and die varieties, none of them major. Some coins show a doubled die obverse on Washington's portrait.
Read More
Two American Samoa quarters sit on a table.

American Samoa Quarter Errors 

The 2009 American Samoa quarter depicts a ceremonial ava bowl, whisk, and staff before a coconut tree and shoreline. Three documented errors stand out: struck-through
Read More
Two West Virginia state quarters sitting on a desk.

West Virginia State Quarter Errors 

The West Virginia quarter puts the New River Gorge Bridge on its reverse, and three documented errors turn up on the issue. The most striking
Read More
Two Tennessee state quarters sit on a table.

Tennessee State Quarter Errors 

Tennessee's most surprising quarter errors never got the right blank. A few were struck on planchets meant for a dime or nickel, squeezing Washington's portrait
Read More
Two Oregon state quarters on a table.

Oregon State Quarter Errors 

Oregon quarter errors fall into two documented groups, doubled die varieties and missing clad layers. The doubled dies appear across all three mints, with reverse
Read More
Two Nevada state quarters sit on a table.

Nevada State Quarter Errors 

The 2006 Nevada quarter is common in circulation, but several documented mint errors can make individual examples far more valuable. Wrong planchet strikes, missing clad
Read More
Two Mississippi state quarters on a table.

Mississippi State Quarter Errors 

The 2002 Mississippi quarter shows two magnolia blossoms and leaves under the words The Magnolia State. Two mint errors turn up on it. A clipped
Read More
Two South Dakota quarters on a table.

South Dakota State Quarter Errors 

Most South Dakota quarters are plain pocket change, but a few carry documented mint errors. On the scarcest, an outer clad layer never bonded, so
Read More
Two New Hampshire state quarters on a table.

New Hampshire State Quarter Errors 

Most 2000 New Hampshire quarters are common, but a handful left the Mint with genuine striking errors that carry real value. Double strikes, off-center strikes,
Read More
Two Iowa state quarters on a table.

Iowa State Quarter Errors 

The 2004 Iowa quarter recreates Grant Wood's painting Arbor Day, with a teacher and students planting a tree beside a one-room schoolhouse. On some examples,
Read More
Two Arizona state quarters sit on a table.

Arizona State Quarter Errors 

The 2008 Arizona quarter sets a saguaro cactus against the Grand Canyon. Despite the extra-cactus rumors online, the standout documented error is a coin struck
Read More
Two Vermont quarters sitting on a table.

Vermont State Quarter Errors 

The Vermont quarter's reverse shows Camel's Hump Mountain, maple trees, and sap buckets, and its errors disturb that scene. A missing clad layer floods one
Read More
Two New York state quarters on a granite table.

New York State Quarter Errors 

New York quarter errors from 2001 cover three documented types, the 2001-D "extra fingers" doubled die reverse, multiple strike errors, and rare feeder finger strikes.
Read More
Two Louisiana state quarters on a table.

Louisiana State Quarter Errors 

The 2002 Louisiana quarter shows a brown pelican, a trumpet trailing musical notes, and the outline of the Louisiana Purchase. Off-center strikes shift that design
Read More
Two Pennsylvania state quarters on a table.

Pennsylvania State Quarter Errors 

Most Pennsylvania state quarters are common clad coins worth face value, but a small number carry genuine mint errors that collectors prize. These include coins
Read More
Two Colorado state quarters on a table.

Colorado State Quarter Errors 

The 2006 Colorado quarter frames the Rocky Mountains and evergreens under a Colorful Colorado banner. Only a handful of examples carry documented errors. A few
Read More
Two California state quarters on a table.

California State Quarter Errors 

The 2005 California quarter shows John Muir before a Yosemite granite wall with a condor overhead. Three types of error have been documented on a
Read More

Montana State Quarter Errors 

The 2007 Montana quarter is common in circulation, but several documented mint errors make certain examples far more valuable. Double-denomination strikes, missing clad layers, elliptical
Read More

Michigan State Quarter Errors 

The 2004 Michigan quarter outlines the state within the Great Lakes under the Great Lakes State banner. Some examples were struck outside the retaining collar,
Read More

Illinois State Quarter Errors 

The 2003 Illinois quarter crowds young Abraham Lincoln, a farm, and the Chicago skyline into the state outline, ringed by 21 stars for the 21st
Read More

Arkansas State Quarter Errors 

The 2003 Arkansas quarter shows rice stalks, a diamond, and a mallard over a lake. One documented error is a double-denomination coin struck over an
Read More

Rhode Island State Quarter Errors 

The Rhode Island quarter has several documented errors and die varieties, none of them major. Some coins show a doubled die obverse on Washington’s portrait.
Read More

American Samoa Quarter Errors 

The 2009 American Samoa quarter depicts a ceremonial ava bowl, whisk, and staff before a coconut tree and shoreline. Three documented errors stand out: struck-through
Read More

West Virginia State Quarter Errors 

The West Virginia quarter puts the New River Gorge Bridge on its reverse, and three documented errors turn up on the issue. The most striking
Read More

Tennessee State Quarter Errors 

Tennessee’s most surprising quarter errors never got the right blank. A few were struck on planchets meant for a dime or nickel, squeezing Washington’s portrait
Read More

Oregon State Quarter Errors 

Oregon quarter errors fall into two documented groups, doubled die varieties and missing clad layers. The doubled dies appear across all three mints, with reverse
Read More

Nevada State Quarter Errors 

The 2006 Nevada quarter is common in circulation, but several documented mint errors can make individual examples far more valuable. Wrong planchet strikes, missing clad
Read More

Mississippi State Quarter Errors 

The 2002 Mississippi quarter shows two magnolia blossoms and leaves under the words The Magnolia State. Two mint errors turn up on it. A clipped
Read More

South Dakota State Quarter Errors 

Most South Dakota quarters are plain pocket change, but a few carry documented mint errors. On the scarcest, an outer clad layer never bonded, so
Read More

New Hampshire State Quarter Errors 

Most 2000 New Hampshire quarters are common, but a handful left the Mint with genuine striking errors that carry real value. Double strikes, off-center strikes,
Read More

Iowa State Quarter Errors 

The 2004 Iowa quarter recreates Grant Wood’s painting Arbor Day, with a teacher and students planting a tree beside a one-room schoolhouse. On some examples,
Read More

Arizona State Quarter Errors 

The 2008 Arizona quarter sets a saguaro cactus against the Grand Canyon. Despite the extra-cactus rumors online, the standout documented error is a coin struck
Read More

Vermont State Quarter Errors 

The Vermont quarter’s reverse shows Camel’s Hump Mountain, maple trees, and sap buckets, and its errors disturb that scene. A missing clad layer floods one
Read More

New York State Quarter Errors 

New York quarter errors from 2001 cover three documented types, the 2001-D “extra fingers” doubled die reverse, multiple strike errors, and rare feeder finger strikes.
Read More

Louisiana State Quarter Errors 

The 2002 Louisiana quarter shows a brown pelican, a trumpet trailing musical notes, and the outline of the Louisiana Purchase. Off-center strikes shift that design
Read More

Pennsylvania State Quarter Errors 

Most Pennsylvania state quarters are common clad coins worth face value, but a small number carry genuine mint errors that collectors prize. These include coins
Read More

Colorado State Quarter Errors 

The 2006 Colorado quarter frames the Rocky Mountains and evergreens under a Colorful Colorado banner. Only a handful of examples carry documented errors. A few
Read More

California State Quarter Errors 

The 2005 California quarter shows John Muir before a Yosemite granite wall with a condor overhead. Three types of error have been documented on a
Read More

More Guides for You

What is Bullion?

Gold, Silver, Platinum, and Palladium all come in various forms and sizes to create a variety of options for investors and collectors.  

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What Is an Eagle

Since the U.S. Mint’s American Eagle program began in 1986, Gold and Silver Eagles have remained a popular choice among both investors and collectors

Learn More

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