Patina
Patina is the oxidized metal that coats many ancient bronze and copper coins. It is usually green, but can be many colors including blue and red.
Patina Defined - What is the Patina of a Coin?
From Susan Headley, former About.com Guide
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Patinations are the natural surface coatings that occur on ancient coins over time.
patina: The surface quality that a coin acquires over time as the metal reacts with the environment.
This article will show you how to patina pennies. Also called natural toning, patina is the change metal undergoes under the chemical influences of air, water and earth. Here, we artificially induce a chemical change.
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500 francs or Albertville, patinage de vitesse-marmotte - 1990/92
N° v18_2417
Cliquez sur l'image pour l'agrandir.
patina Synonym for toning.
pattern A test striking of a coin produced to demonstrate a proposed design, size, or composition (whether adopted or not).
patina: refers to the surface crust on an ancient coin or the color on a more modern coin.
Patina
A term usually used to describe lighter shades of TONING.
Pattern
A test striking of a coin produced to demonstrate a proposed design, size, or composition (whether adopted or not).
Patina:
Natural colouring acquired by a coin, token or medal with the passing of time. It might also be the result of oxidation produced by certain soils and moisture affecting the piece.
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Patina Natural coloring acquired by a coin as a result of oxidation produced by certain soils and moisture thereon.
Planchet The disc of metal or other material on which the dies of the coin are impressed. Also known as a coin blank.
Patina Surface film caused by oxidation, usually green or brown, mostly found on older silver, copper or bronze coins. Pedigree Record of previous owners of a rare coin.
Patina
Surface film caused by oxidation mostly found on older silver, copper or bronze coins. It is usually green or brown.
Pedigree
Record of previous owners of a rare coin.
patina
A surface film found on coins (usually brown or green) caused by oxidation over a long period of time.
Patina - A green or brown surface film found on ancient copper and bronze coins caused by oxidation over a long period of time.
Pattern - An experimental or trial coin, generally of a newer design, denomination or metal.
Patina
The natural colouring acquired by a coin, token or medal over time. This colouring is often the result of oxidation or other chemical processes caused by contact of the coin's surface with the air.
Pattern ...
Patina - The often dark green tone found on especially Roman and ancient bronze coins. A coin with an even patina will be worth more than a coin that has been scrubbed to bare metal.
Patina - A thin layer of naturally oxidized metal on the surface of a coin acquired with age.
Pattern - A coin struck as a test piece for a new design, sometimes without a date.
PCGS - Professional Coin Grading Service.
Patina or Patination - The toning that a coin has built up over a number of years. Many collectors, especially those just starting out, do not like what they call `dirty' coins.
PATINA
Originally meant as a green or brown surface film frequently found on ancient copper and bronze coins and caused by oxidation over a long period of time. Also influenced by moisture and certain soils.
Patination
The colour "absorbed" by the coin because of surroundings factors: the ground-type, contact with other metals or with sea-water, minerals, etc.
Patina can be combined with hard earth deposits that produce an attractive contrast. This is similar to (and generally prefered to) the effect produced by patina wearing away from the high points of the coin.
aVF
Contrasting surfaces ...
Patina: The green color found on copper coins usually caused by oxidation.
Pattern: A sample coin that could be used for circulation.
Planchet: A blank piece of metal used to receive a coin stamp.
Patina - The green or brown surface film found on old copper and bronze coins caused by oxidation over a long period of time. See 'Toning' ...
Patina
Synonym for toning. Refers both to a greenish encrustation left by corrosion on bronze and to toning on other types of coinage ...
Patina is a green surface texture created by slow oxidation of copper. It can form on pure copper objects as well as alloys which contain copper, such as bronze.
Patina - A tone or coloring found on some coins, caused by action of the air.
Pattern - A trial piece run off to test a proposed design or metal sometimes without a date.
Patina
A thin layer of corrosion, usually green or brown, appearing on the surface of copper or bronze. Caused by oxidation over a long time period, and is found frequently on ancient coins.
Pattern ...
Patina:
Unter Patina versteht man eine durch natürliche oder künstliche Alterung entstandene Oberfläche. Die Oberfläche verändert sich durch die Einwirkung von Salz, Säure, Erde, Luft oder Wasser.
Toning and Patina -To Clean or not to Clean?
Canadian 1939 1 dollar ...
5 : Toning or Patina: degree of colour relating to 3 and 4.
6 : Eye Appeal: the aesthetic appeal of a coin. This condition relates to all of the above.
Near VF, green patina with orange overtones, light overall roughness on obverse, minor smoothing in reverse fields ...
Sear 2707; RIC 112 heavy patina, esp. rev., oth. VF
It was long thought that the object Dacia holds was a staff surmounted by the head of an ass.
AE18. 6:00
Green patina.
Close fitting helmet. Shield looks like it has two antennae.
/some O's in the reverse legend.
/exergue has illegible letter-like forms ...
It only follows that in some cases, when heavy toning or patination is applied, coins that have had their holes or test cuts filled have gone undetected.
25mm wide, dark brown patina with green encrustation in spots, clear characters, radiate lines on the rev., RARE, about Very Fine-Very Fine....SOLD Photo
Lingdi ascended the throne at age 12.
paper money Paper notes with standardized characteristics issued as money paranumismatica British term for exonumia patina A thin layer of naturally oxidized metal on the surface of a coin acquired with age pattern A test piece for a ...
Pale greenish yellow gold with traces of orange patina. Moderately abraded and hairlined surfaces, not at all unusual for Charlotte and Dahlonega gold dollars. Strike very typical of this design, with the digit 8 weak.
When viewing a coin that was once bright and shiny that is now beginning to age gracefully as a darkening patina begins to form, please do not panic.
P-Mint, paper money, patina, pattern, Peace dollar, pedigree, penny, peripheral toning, Philadelphia Mint, pick off, picked off, Piedfort, Pioneer gold, plain edge, planchet, planchet defects, planchet flaw, planchet striations, plated, platinum, ...
Toning on copper and its alloys is often called patina, though all toning is a type of patina, or coating.
1802/1 SILVER DOLLAR, HERALDIC EAGLE REVERSE SILVER DOLLAR, Draped Bust Type, ANACS XF-45 (Choice Extra Fine), B-3 (BB-234), (H-3), nice dark patina, the sought over-date, Wide overdate, with the most space between 8 and 0.
For proofs the tones tend to be brilliant; white-greyish nickel color with perhaps a trace of iridescent patina; light champagne; light lilac; shades of rosy orange with /hi-lights of soft lilac-blue; golden iridescence; light natural golds; ...
Ancient coins frequently have dirt and corrosion (patina) products as blemishes. I generally ask two questions when dealing with each coin. Will cleaning be likely to make the coin more readable?
On the other hand, a nice patina can be artificially applied - and then be called "lovely old cabinet toning." It is quite a dilemma. I learned just to buy the coins I liked and to shrug off all the other concerns.
Original red, mint luster is seldom seen, but natural patinas are very important in determining the coins' value, since copper can take on beautiful and stable surface colorations over the years.
Tiber patina,
CNG Auction 67, lot 1413; Ex:Tony Hardy Collection.
According to CNG catalogers, the rider on the reverse may not be Trajan. The Dacian king Decebalus is said to have committed suicide as he was about to be captured.
* 1796 Draped Bust with "Likerty" Error, rainbow patina, lack of sharpness on the reverse eagle, rare variety, $1500 Fine
* Ancient silver coin from India, punchmarked Karshapana, selling in some places for $7.50-$15.00 ...
Gold coins, if they do tone, usually do so in various shades of red while some ancient copper coins, particularly Roman sestertii, take on a lovely green patina.
Small red/orange areas of patina that occur on gold coins because of impurities in their alloy.
We carry solutions which give a deep black patina or a brown-black patina. Each can be used on a variety of metals. Before using an antiquing solution, be sure to read the directions and follow them carefully! ...
Toned Coin - A coin that has some not mint imparted patina. The patina can be any color. Some toned coins are very impressive, others are downright ugly. Toning can add to or detract from the overall value of the coin.
Copper Spots - Small red or orange areas of patina that occur on gold coins because the metal was improperly mixed in its molten state.
Copper-nickel - Coinage alloy composed of copper and nickel in varying amounts.
As the coins are handled frequently, the darker "patina" may wear off the high points of the coin, leaving golden-colored highlights that accent the darker background around the border, lettering and other less exposed areas.
VF, well-centered on large flan, brown patina
EF, well-centered, reverse a little off-centered
AVF/VF, minor edge crack, attractive portrait.
Same as above but without patina.
Type:
1192 (Southern Sung Dynasty - Emperor Kuang Tsung) Cash ...
Reportedly, dealers will take rare coins to these factories where they are reproduced, with the correct metal composition, patination color and type of soil adhesion proper to that dynasty and type.
Toning - Coloration (patination) caused by chemical reaction to the air or other materials over time.
Code M7.1
Diam. 68 mm
Metal: Bronze with Patina Gilded Bronze
Commemorative Medal to celebrate the
1989 Nobel Peace Award.
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Term Definition
Patina
green or brown surface film found on copper or bronze coins due to oxidation.
 See also: Coin, Mint, Revers, Reverse, Collector
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