The phrase "about a copper" is correct and usable in written English.
It can be used in contexts discussing money, particularly in British slang where "copper" refers to a coin or a small amount of money.
Example: "I found a few coins in my pocket, but it was only about a copper."
Alternatives: "about a penny" or "around a coin".
Frank Allis has a tongue-in-cheek theory about how a copper masthead light that may have been used on a Staten Island ferryboat made its way to a junk shop in Perth, Australia.
Sully sent Patterson three rough sketches near the beginning of October, and those were given to Gobrecht, who in turn set about making a copper engraving of the design.
Anglo-Raj Antiques supplied a rosewood four-poster from Calcutta; a rosewood secretary with a lacy carved pediment from Goa; a teak temple chair from Tamil Nadu, about 1860; and a copper footstool from Gujarat.
Its hardness is 3 4 on the Mohs scale, about the same as a copper coin.
I'm pretty set on trying to make a living as a journalist, and I'm heading to Ecuador this summer to write a story about locals struggling against a copper mine in the middle of a cloud forest.
The board, which until today had consisted of 14 directors, half of them independent, had been embroiled in a bitter dispute about the controversial purchase of a copper mining licence in the Democratic Republic of Congo.
From Aug. 20 to 22, James D. Julia Auctions in Fairfield, Me., will offer about 50 weather vanes, including a copper Cessna airplane from the second half of the 20th century ($4,000 to $6,000), a 19th-century gilded copper circus horse leaping through an iron hoop ($8,000 to $12,000) and a 19th-century iron silhouette of a fire engine with a fireman clinging to the back ($2,000 to $4,000).
From 1793 to 1857, the cent was a copper coin about the size of a half dollar.
