Grading Mint State U.S. Coins Flashcards
Who is credited for striking the first coins nearly 2,700 years ago?
kings of Lydia
Coin Grading
In early catalogs how were coins described?
Who was the first to develop a set of written stands for grading coins?
William Sheldon
Sheldon Scale for Condition
What can overhead lighting hide on a coin with many sources of lighting?
What’s the distance to hold a coin to it light source.
Technical grading standard was established in what publication?
What does technical grading not include in the final grade?
What an important aspect of Technical Grading?
What does market grading include for final grade?
Early ANA market grading
Luster
Surface Condition
Eye Appeal
Strike
Four factor for market grading
Whats the most factor influencing a coin’s grade?
Luster
Luster
When speaking of luster, generally we are referring to fine lines on the surface of the coin. As the die used to produce a coin becomes excessively worn, the small lines grow into strong, major lines that reflect less light, resulting in less lustrous coins.
Flow lines are most nearly at what angle?
90 degree angle
Light source creates the hourglass shape call what?
Axial lighting
The light source on a coin are known as what and creates what when moving the coin?
Four Categories of Luster
Frosty Luster
Satin Luster
Satin Luster example
Prooflike
The coin’s finish is similar to that of a Proof coins.
The cause of Prooflike coins
Determining Prooflike and Deep mirror prooflike