Numismatic Dictionary

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There are 26 names in this directory containing the search term proof. Clear results.
brilliant proof
A proof coin with mirrored surfaces and no toning.

burnishing lines
Lines on the surface of a coin as a result from burnishing. This is typically seen on open-collar Proofs and almost never observed on close-collar Proofs.

For a proof or proof-like coin, it is the contrast between the mirror-like fields and the frosty-like appearance of the devices. See also deep cameo and proof.

deep cameo
A term applied to proof coins that have deeply frosted devices that contrast with the mirrored fields. See also proof.

deep mirror prooflike
Businesses strike coin that has mirror-like fields.

Abbreviation for Deep Mirror Prooflike.

Used to describe higher grade uncirculated or proof coins that suggest it has a high aesthetic appearance.

Matte Proof
A proof coin produced by the U.S. Mint mainly from 1907 to 1916 which has sandblasted or acid-pickled surfaces.

mishandled proof
A proof coin that somehow escaped into circulation or was otherwise significantly abused.

planchet striations
Fine, incuse lines found on some Proof coins potentially caused by polishing of the blanks prior to striking.

polished die
A die that has been polished to make the surfaces smooth. Proof dies are polished to impart mirror-like surfaces. Used dies are polished to remove clash marks or other imperfections.

Prestige Proof Sets
Sets containing silver proof coins for the year that included the commemorative coin for that year. Prestige Proof Sets were produced in the 1990s. See also proof.

The process of striking a special version of a coin with higher quality dies and specially polished planchets.

proof dies
Dies that are prepared and used exclusively to produce proof coins.

proof set
A coin set containing proof struck coins from a particular year. See also proof.

proof-only issue
A coin struck only as a proof with no business-strike counterpart.

Businesses strike coin that has mirror-like surfaces. See also business strike.

regular issue
A term that distinguishes coins created for commerce. These may be business or proof strikes of coins.

reverse proof
A type of proof coin where the elements are specially polished to create a mirror-like appearance and the fields are treated to provide a matte finish. See also proof.

satin finish
A special matte finish usually on business strike coins. The U.S. Mint experimented with satin finish Proofs on the gold coins of 1909 and 1910 and with Mint Sets in the 2000s.

A coin that has almost enough mirror-like reflectiveness to be called "prooflike."

Special Mint Set
A set of special coins-neither business strikes nor Proofs-first struck in limited quantities in 1965 and officially released in 1966-1967 to replace Proof sets, which were discontinued.

specimen finish
An uncirculated coin specially struck for the collector market that shows a proof-like surface. See also prooflike.

Trade Dollar
A silver dollar made using 420 grains of silver struck for the purpose of trade with the Orient. It was first struck in 1873 and discontinued in 1878. Proof versions were issued as late as 1885 when the coin was demonetized. Trade dollars regained legal tender status when the Coinage Act of 1965 was passed.

watery look
Term for the wavy finish seen on the surfaces of most closed-collar Proof coins.

Zerbe Proof
Morgan Dollars specially struck for Faran Zerbe in 1921.

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