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US ASSAY COIN ...
U. S. ASSAY OFFICE
FREDERICK S. KOHLER
United States Assayer Office - at Wass, Molitor & Co.’s
Jy 24 Merchant St.
Assay Medals - Lots 2139-2215
Assay Commission Medals
Medals issued for the annual meeting of the Assay Commission have formed an important part of numismatics for many years.
Assay - Raw gold and non mint gold product is of unknown gold content. The process of determining the amount of pure gold in whatever from of raw or minted gold is called Assaying.
assay: Analytic test or trial to ascertain the fineness, weight and consistency of precious or other metal in coin or bullion. An assay piece is one that has been assayed.
Assay: To analyze and determine the purity of metal.
Bag mark: A mark on a coin from contact with other coins in a mint bag.
Bi-metallic: A coin comprised of two different metals, bonded together.
Assay - A test to ascertain the fineness and weight of a precious metal.
Attribute - A characteristic of a coin; v. To identify a coin by determining the country of origin, denomination, series, date, mintmark and (if applicable) variety.
Assay
To test a metal for purity.
Bid / Ask
Bid or Buy is the price a dealer will pay for gold bullion coins. Ask or sell is the selling price offered by a dealer. (See Spread.) ...
Assay Analytic test or trial to ascertain the fineness and weight of a precious metal in coin or bullion form.
Au Chemical symbol for gold.
Assay
A test performed to determine the weight and purity (fineness) of the precious metal contained in a piece.
Attribution ...
assay - Determination of the purity of a metal by scientific means. Assay bars guarantee a specific amount of metal content.
Assay - the testing of an ore sample to determine its precious metal value
Attribution - the designation of a coin's variety according to standard reference books
Authentication - the determination of a coin's genuineness ...
Assay
To analyze and determine the fineness, weight and consistency of a metallic alloy in coins or bullion.
Assay Office
An establishment or department of government that assures the content and quality of a coins ALLOY.
Assay
Test to ascertain the weight and purity of a coin.
Attribution
This is anything on a coin that can be used for identification purposes such as date, mint mark, or denomination.
assay - to determine the purity of the metal by scientific means.
Au - elemental (scientific) abbreviation for the metal GOLD.
AU - See "About Uncirculated" or "Almost Uncirculated".
Assay - A test to determine the actual metal content of an object or coin, i.e. the fineness of the precious metal as a percentage of the total content.
AU - A grade which is designated as About Uncirculated.
Au - Denotes Aurum, i.e. gold.
assay
To analyze and determine the purity of a metallic alloy.
attributes
The elements that make up a coin's grade. The main ones are marks (hairlines for Proofs), luster, strike, and eye appeal.
assay
To analyze and determine the purity of a metallic alloy.
Assignat
French paper money from the late 1700's; one of the earliest occasions of hyperinflation caused by overissue of notes.
Assay Piece
A coin selected to be ASSAYED, or produced for an ASSAYER.
Assay Office - An institution set up to assay or test the purity of precious metal items (to protect consumers).
Assay
An analysis performed to determine the characteristics and composition of a metal.
AT ...
Several assays at the London mint (1651, 1704, 1717) determined the Spanish dollar was valued at 54d (4s6d) sterling.
It usually blends into the coin's surface.
Assay
Test to ascertain the weight and purity of a coin.
Attribution
This is anything on a coin that can be used for identification purposes such as date, mint mark, or denomination.
Private banking and assaying firms stepped in to supply additional coins from 1849 to 1851, but their lowest issues were valued at five dollars, and the demand for small coins remained.
After its closing as a Mint, it served as an assay office until it reopened as a coinage facility in 1965. satin finish Another of the experimental Proof surfaces used on U.S. gold coins after 1907.
When coins were used for trading purposes a oriental assayer would test a piece of the coin for purity. If it met his approval he would stamp his mark into the coin indicating to others it was pure and accurate weight.
Knox in the preparation of the coinage act of 1873, which was a codification of all the mint and coinage laws of the United States, with important amendments, and established the mint and assay offices as a bureau of the treasury department in ...
But Assayer Cox complained that this was too difficult to achieve and, what's more, that silver coins would turn black in ordinary use unless they were at least .900 fine.
It was first downgraded to an assay office for the United States Treasury as it had been from 1876-79. Then, in 1932, the assay office closed and the building was converted into a Federal prison, in which capacity it served until 1943.
Australia's first legal tender gold coin was the Adelaide One Pound struck from Australian gold and dies made locally at the Government Assay Office in South Australia.
Congress had mandated that the Mint’s chief coiner and its assayer post $10,000 bonds before they could begin working with gold or silver. At the time, this amount was more than six times the annual salary of these positions.
The copper that went into the early cents must have been of highly variable assay, recruited as it was from almost every possible source.
To the left of the shield is the assayer's initial(s), and to the
right is the mintmark. The main device on the reverse of the coin exhibits
two columns each topped with a crown. These represent the Pillars of ...
The former Dahlonega Mint building served as an Assay Office and repository for the Confederate Treasury during the Civil War.
Assay Commission medal of 1945, except that the Assay Commission medal exhibits a Liberty cap and pole and the relief is higher and in greater detail as would be expected on a medal.
But Assayer Cox complained that this was unworkable, and he made the bizarre claim that silver coins would blacken in ordinary use unless they were at least .900 fine.
Mint were a Director, an Assayer, a Chief Coiner, an Engraver, and a Treasurer (not the same as the Secretary of the Treasury. The Act allowed that one person could perform the functions of Chief Coiner and Engraver.
A test cut with a punch or chisel was the only way to assay a coin in ancient times. Careful practice with a Lydian stone (or "touchstone") delivered only an approximation.
It had formerly been an Assay Office since 1863. Today, this Mint manufactures coins of all denominations for general circulation, medals, coin dies, stores gold and silver bullion, manufactures uncirculated coin sets and commemorative coins.
After being assayed to confirm proper content, the bars are passed through a series of rollers to reduce them to the correct thickness for the coinage. Coinage blanks are now cut out of these flattened bars.
The first (Figure 8) being the coin we discussed earlier in this chapter as being the only one to bear assayers initials, mintmark and the valuation 1 S, certainly not the markings one would expect upon a medal.
Once the silver in it has melted and been purified, and cast into narrow thin sheets, it is borne into another room, where it is assayed, and cut up into small pieces of the same size that are beaten into discs with hammers and weighed; ...
an otherwise comparable uncleaned specimen) clip A coin, planchet or blank missing a portion of metal, caused by an error during blank production; types of clips include curved (most common), ragged, straight, eliptical, bowtie, disk and assay ...
Refining process used to separate gold and silver from lead and other impurities in a bone ash pot called a cupel; used in assaying to determine fineness.
Cupro-Nickel
Term used to describe the alloy of copper and nickel.
4. What US Mints struck uncirculated specimens of the 1983 Olympic silver dollar?
Answer Philadelphia, Denver and San Francisco (Assay office)
5. When did Zimbabwe issue its first coins?
Answer 1980 ...
San Francisco The United States branch Mint located in San Francisco, California that struck coins from 1854 until 1955. After its closing as a Mint, it served as an assay office until it reopened as a coinage facility in 1965.
Clip - A coin, planchet or blank missing a portion of metal, caused by an error during blank production; types of clips include curved, ragged, straight, elliptical, bowtie, disk and assay.
You don't have to take physical delivery of the gold bullion and the larger bars can be bought or sold without the need of an assay.
The United States branch Mint located in Charlotte, North Carolina that only struck gold coins from 1838 until its seizure by the Confederacy in 1861. It never reopened as a mint after the Civil War, although it did serve as an official assay office ...
The same oval duty-mark punches employed at the Mint in stamping dollars were available at Goldsmiths' Hall in London and at all the English and Scottish assay offices for many years - in one city they were in use as late as 1830.
Lucius Plaetorius Cestianus was the moneyer who actually managed the mint workers who produced the coin. The Moneyer's name usually appeared on Roman Republican coinage and was a sort of assay mark, guaranteeing the quality of the metal.
 See also: Silver, Mint, Coin, Gold, Struck
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